This is the full list of "powers" that can be assigned to items and artifacts via the "U:" lines. This list can be used as referrence for those reading or editing the text files in the lib/edit directory.
Note that the last two eight are actually "hooks" for hacks that involve hard-coded item abilties, and can not be assigned to other items.
| Power | Description |
| POW_HEAL_1 | reduces cuts and heals you a little |
| POW_HEAL_2 | reduces cuts and heals you a moderate amount |
| POW_HEAL_3 | reduces cuts and heals you a large amount |
| POW_HEAL_4 | heals you a very large amount, eliminates cuts and stunning |
| POW_HEAL_5 | heals you fully, eliminates cuts and stunning |
| POW_HEAL_CURE_1 | heals some damage, cures stunning effects and reduces cuts |
| POW_HEAL_CURE_2 | heals a moderate amount, cures negative effects |
| POW_HEAL_CURE_3 | heals a large amount, cures negative effects |
| POW_HEAL_CURE_4 | heals you a very large amount, cures negative effects |
| POW_LIFE | restores you to perfect health and condition |
| POW_RESTORE_MANA | restores mana to full level |
| POW_RESTORE_MANA_INT | restores mana to full level, and also restores intelligence |
| POW_RESTORE_STR | restores your strength |
| POW_RESTORE_INT | restores your intelligence |
| POW_RESTORE_WIS | restores your wisdom |
| POW_RESTORE_DEX | restores your dexterity |
| POW_RESTORE_CON | restores your constitution |
| POW_RESTORE_CHR | restores your charisma |
| POW_RESTORE_STATS | restores all stats |
| POW_RESTORE_LEVEL | restores experience level |
| POW_RESTORE_ALL | restores experience level and all stats |
| POW_GAIN_STR | permanently raises your strength |
| POW_GAIN_INT | permanently raises your intelligence |
| POW_GAIN_WIS | permanently raises your wisdom |
| POW_GAIN_DEX | permanently raises your dexterity |
| POW_GAIN_CON | permanently raises your constitution |
| POW_GAIN_CHR | permanently raises your charisma |
| POW_GAIN_ALL | permanently raises all stats |
| POW_GAIN_EXP | permanently raises your experience level |
| POW_CURE_CONFUSION | removes any confusion you currently feel |
| POW_CURE_DISEASE | rids your body of all disease |
| POW_CURE_POISON | removes all poison from your body |
| POW_CURE_POIS_DISE | removes all poison and disease from your body |
| POW_CURE_FEAR_POIS | removes fear from your mind and poison from your body |
| POW_CURE_TAINT | removes a temporary unholy taint from your soul |
| POW_CURE_ALL | removes all poison, disease, fear, cuts, stunning and confusion |
| POW_CURE_BODY | restores all stats, cures poison, and fully feeds you |
| POW_CLEAR_MIND | rids your mind of confusion and fear, cures blindness |
| POW_TELE_10 | displaces you a short distance away |
| POW_TELE_MINOR | displaces you a medium distance away |
| POW_TELE_MAJOR | displaces you a major distance away |
| POW_TELE_OTHER | teleports an opponent away |
| POW_TELE_OTHER_BEAM | teleports a line of opponents away |
| POW_TELE_LEVEL | immediately takes you to the next level up or down |
| POW_TELE_CONTROL | displaces you to somewhere you choose |
| POW_WORD_RECALL | recalls you to the town, or back into the dungeon |
| POW_ALTER_REALITY | regenerates the dungeon level |
| POW_ARROW | fires a magical arrow |
| POW_BOLT_MISSILE | fires a single, unresistable, bolt of mana |
| POW_BOLT_ELEC | fires a bolt or beam of lightning |
| POW_BOLT_COLD_1 | fires a bolt or beam of cold |
| POW_BOLT_COLD_2 | fires a powerful bolt or beam of cold |
| POW_BOLT_ACID_1 | fires a bolt or beam of acid |
| POW_BOLT_ACID_2 | fires a bolt or beam of acid |
| POW_BOLT_FIRE_1 | fires a bolt or beam of fire |
| POW_BOLT_FIRE_2 | fires a bolt or beam of fire |
| POW_BOLT_FIRE_3 | fires a bolt or beam of fire |
| POW_BOLT_SOUND | fires a bolt or beam of sound |
| POW_BOLT_FORCE_1 | fires a bolt or beam of force |
| POW_BOLT_FORCE_2 | fires a bolt or beam of force |
| POW_BOLT_LITE | fires a bolt of light |
| POW_BOLT_DARK | fires a bolt of darkness |
| POW_BOLT_WATER | fires a bolt of water |
| POW_BOLT_MANA | fires a bolt or beam of pure mana |
| POW_BOLT_ACID_X | fires a bolt or beam of acid |
| POW_BOLT_ELEC_X | fires a bolt or beam of lightning |
| POW_BOLT_FIRE_X | fires a bolt or beam of fire |
| POW_BOLT_COLD_X | fires a bolt or beam of frost |
| POW_BOLT_MISSILE_X | fires a single, unresistable, bolt of mana |
| POW_BOLT_POISON_X | fires a bolt or beam of poison |
| POW_BOLT_MANA_X | fires a bolt or beam of pure mana |
| POW_BOLT_NEXUS_X | fires a bolt or beam of nexus |
| POW_BEAM_WEAK_LITE | fires a line of light, damaging light-hating creatures |
| POW_BEAM_NETHER | fires an ultra-powerful beam of nether (does not hurt undead) |
| POW_BALL_ACID_X | fires a ball of acid |
| POW_BALL_ELEC_X | fires a ball of lightning |
| POW_BALL_FIRE_X | fires a ball of fire |
| POW_BALL_COLD_X | fires a ball of frost |
| POW_BALL_POISON_X | fires a ball of poison |
| POW_BALL_COLD_ELEC_X | fires a large ball of frost and lightning |
| POW_BALL_FIRE_ACID_X | fires a large ball of fire and acid |
| POW_BALL_ELEM_X | fires a large ball of all four elements |
| POW_BALL_ANNIHILATION | fires a small, very powerful ball of chaos, nexus, light & dark |
| POW_BALL_POISON | fires a weak ball of poison |
| POW_BALL_ACID | fires a ball of acid |
| POW_BALL_ELEC_1 | fires a ball of lightning |
| POW_BALL_ELEC_2 | fires a powrful ball of lightning |
| POW_BALL_FIRE_1 | fires a ball of fire |
| POW_BALL_FIRE_2 | fires a large fire ball |
| POW_BALL_FIRE_3 | fires a large, powerful, fire ball |
| POW_BALL_COLD_1 | fires a ball of frost |
| POW_BALL_COLD_2 | fires a large frost ball |
| POW_BALL_COLD_3 | fires a large, powerful, frost ball |
| POW_BALL_SOUND | fires a ball of sound |
| POW_BALL_PLASMA | fires a ball of plasma |
| POW_BALL_MANA | fires a very powerful mana ball |
| POW_BALL_HOLY_1 | fires a ball of holy force |
| POW_BALL_HOLY_2 | fires a ball of holy force |
| POW_STAR_BEAM_W_LITE | fires beams of light in all directions |
| POW_STAR_BALL_ELEC | fires electricity in all directions |
| POW_BANISH | teleports away all evil monsters in line of sight |
| POW_BLIGHT | damages all animals and plants in line of sight |
| POW_BURST_ASTRAL | damages all creatures in line of sight |
| POW_DRAIN_LIFE_1 | drains the life of an enemy |
| POW_DRAIN_LIFE_2 | powerfully drains the life of an enemy |
| POW_DRAIN_LIFE_3 | very powerfully drains the life of an enemy |
| POW_DISPEL_ALL | dispels all monsters in line of sight |
| POW_DISPEL_UNDEAD_1 | dispels all undead in line of sight |
| POW_DISPEL_UNDEAD_2 | dispels all undead in line of sight |
| POW_DISPEL_DEMON | dispels all demons in line of sight |
| POW_DISPEL_NON_EVIL | dispels all non-evil monsters in line of sight |
| POW_DISPEL_EVIL_3 | dispels all evil monsters in line of sight |
| POW_DISPEL_EVIL_4 | dispels all evil monsters in line of sight |
| POW_DISPEL_EVIL_5 | dispels all evil monsters in line of sight |
| POW_HOLY_1 | dispels all evil in line of sight and cures and heals you |
| POW_HOLY_2 | dispels all evil in line of sight and cures and heals you |
| POW_GENOCIDE | removes all monsters of the symbol you choose from the level |
| POW_MASS_GENOCIDE | removes nearby monsters except uniques |
| POW_EARTHQUAKE | destroys the nearby dungeon |
| POW_DESTRUCTION | destroys objects and monsters, and banishes uniques |
| POW_LIGHT_AREA_1 | permanently lights up the current room or nearby area |
| POW_LIGHT_AREA_2 | permanently lights up the current room or nearby area |
| POW_DARK_AREA | permanently darkens up the current room or nearby area |
| POW_DETECT_MONSTERS | detects monsters on the current panel that are not invisible |
| POW_DETECT_EVIL | detects all evil monsters, even invisible ones |
| POW_DETECT_INVIS | detects all invisible monsters on the current panel |
| POW_DETECT_TRAP | detects all traps on the current panel |
| POW_DETECT_TREASURE | detects all treasure on the current panel |
| POW_DETECT_DOOR_STAIR | detects all doors and stairs on the current panel |
| POW_DETECT_TRAP_DOOR | detects hidden traps, stairs and doors on the current screen |
| POW_DETECT_ITEM | detects all objects on the current panel |
| POW_DETECT_ENCHANT | detects magical objects on the current panel |
| POW_DETECT_ALL | detects everything of interest on the panel |
| POW_ABSORB_HIT | temporarily reverses the effect of damage |
| POW_BLESS_1 | provides a short-term bonus to hit and ac, immunity to taint |
| POW_BLESS_2 | provides a medium-term bonus to hit and ac, immunity to taint |
| POW_BLESS_3 | provides a long-term bonus to hit and ac, immunity to taint |
| POW_HEROISM | temporarily raises fighting skill and makes you immune to fear |
| POW_BOLDNESS | temporarily makes you immune to fear |
| POW_STABILITY | temporarily makes you immune to confusion and stunning |
| POW_SAFETY | temporarily protects you from dungeon traps |
| POW_RAGE_1 | causes temporary berserk rage |
| POW_RAGE_2 | causes temporary berserk rage |
| POW_RAGE_BLESS_RESIST | causes temporary berserk rage, blessing, and resistance |
| POW_SHIELD | temporarily increases your armour class |
| POW_INVIS_1 | temporarily turns you invisible |
| POW_INVIS_2 | temporarily turns you invisible |
| POW_RESILIENCE | temporarily raises your AC by 50 and reduces all damage by 66% |
| POW_INFRAVISION | temporarily increases the range of your infravision |
| POW_STEALTH | temporarily increases your stealth |
| POW_SEE_INVIS | provides temporary see invisible |
| POW_PROT_EVIL_1 | provides temporary protection from lesser evil creatures |
| POW_PROT_EVIL_2 | provides temporary protection from lesser evil creatures |
| POW_HASTE_SELF_1 | temporarily hastes you |
| POW_HASTE_SELF_2 | hastes you for a long duration |
| POW_HASTE_SELF_3 | hastes you for a very long duration |
| POW_DISARM | disarms a trap |
| POW_DEST_TRAP_DOOR_1 | destroys a line of traps and doors |
| POW_DEST_TRAP_DOOR_2 | destroys all doors and traps next to you |
| POW_STONE_TO_MUD | melts a wall square to floor |
| POW_CREATE_DOOR | creates a barrier of doors around you |
| POW_CREATE_WALL | creates a barrier of walls around you |
| POW_CREATE_STAIR | creates a randomly oriented staircase nearby |
| POW_CREATE_TRAP | creates traps around you |
| POW_MAGIC_LOCK | magically locks all nearby closed doors |
| POW_ACQUIRE_1 | creates a great item |
| POW_ACQUIRE_2 | creates several great items |
| POW_AGGRAVATE | aggravates nearby monsters |
| POW_AGGRAVATE_SAFE | aggravates nearby monsters |
| POW_CONFUSE_MONSTER | attempts to confuse one monster |
| POW_CONFUSE_ALL | attempts to confuse all monsters in line of sight |
| POW_SLEEP_MONSTER | attempts to put a monster to sleep |
| POW_SLEEP_ADJACENT | attempts to put all adjacent monsters to sleep |
| POW_SLEEP_ALL | attempts to put all monsters in line of sight to sleep |
| POW_SLOW_MONSTER | attempts to slow a monster down |
| POW_SLOW_ALL | attempts to slow all monsters in line of sight |
| POW_CALM_MONSTER | attempts to calm a monster |
| POW_CALM_ANIMALS | attempts to calm all natural creatures in line of sight |
| POW_CALM_NON_EVIL | attempts to calm all non-evil creatures in line of sight |
| POW_CALM_NON_CHAOS | attempts to calm all non-chaotic creatures in line of sight |
| POW_CALM_ALL | attempts to calm all creatures in line of sight |
| POW_BLIND_MONSTER | attempts to blind a monster |
| POW_SCARE_MONSTER | attempts to frighten one monster |
| POW_SCARE_ALL | attempts to make all monsters in line of sight flee |
| POW_CALL_MONSTER | attempts to teleport a monster closer to you |
| POW_POLY_MONSTER | attempts to change a monster |
| POW_HEAL_MONSTER | attempts to heal a monster |
| POW_HASTE_MONSTER | attempts to haste a monster |
| POW_CLONE_MONSTER | attempts to clone a monster |
| POW_SATISFY_HUNGER | fully feeds you |
| POW_RECHARGE_1 | recharges a staff, wand, rod or talisman |
| POW_RECHARGE_2 | recharges a staff, wand, rod or talisman |
| POW_RECHARGE_3 | powerfully recharges a staff, wand, rod or talisman |
| POW_HYPERCHARGE | reduces the recharge time for a rod or talisman |
| POW_IDENTIFY | identifies an object |
| POW_IDENTIFY_PACK | identifies everything being carried |
| POW_IDENTIFY_FULL | reveals all information about a specific object |
| POW_RES_ACID | temporarily protects from acid |
| POW_RES_ELEC | temporarily protects from electricity |
| POW_RES_FIRE | temporarily protects from fire |
| POW_RES_COLD | temporarily protects from cold |
| POW_RES_FIRE_COLD | temporarily protects from fire & frost |
| POW_RES_ACID_ELEC | temporarily protects from acid & electricity |
| POW_RES_LITE_DARK | temporarily protects from light & darkness |
| POW_RES_CHAOS_NEXUS | temporarily protects from chaos & nexus |
| POW_RES_POISON | temporarily protects from poison |
| POW_RES_DISEASE | temporarily protects from disease |
| POW_RES_SOUND | temporarily protects from sound |
| POW_RES_ELEMENTS | temporarily protects from all four elements |
| POW_RES_GREATER | temporarily protects from many things |
| POW_RESISTANCE | temporarily protects from all elements & poison |
| POW_GLYPH_WARDING | puts a strong glyph on the floor that monsters cannot pass over |
| POW_GLYPH_LESSER | puts a glyph on the floor that monsters cannot pass over |
| POW_GLYPH_HOLY | puts a sigil that blocks undead & demons and prevents summoning |
| POW_REMOVE_CURSE_1 | removes standard curses |
| POW_REMOVE_CURSE_2 | removes both normal and heavy curses |
| POW_MAP_1 | maps the local area |
| POW_MAP_2 | permanently lights and detects objects on the entire level |
| POW_MAP_3 | permanently lights and detects all on the entire level |
| POW_PROBE_MONSTER | teaches about the attributes of a monster |
| POW_PROBE_ALL | teaches about the attributes of all visible monsters |
| POW_KNOW_ALL | reveals the entire map, IDs your pack, and raises your stats |
| POW_ENCHANT_WEAPON_1 | increases a weapon's bonus to hit |
| POW_ENCHANT_WEAPON_2 | powerfully increases a weapon's bonus to hit |
| POW_ENCHANT_ARMOR_1 | increases armour's bonus to armour class |
| POW_ENCHANT_ARMOR_2 | powerfully increases armour's bonus to armour class |
| POW_BRAND_WEAPON_ELMNT | imbues weapons with elemental power |
| POW_BRAND_AMMO_ANML | makes arrows extra powerful against animals |
| POW_BRAND_AMMO_WOUND | makes arrows sharper and more powerful |
| POW_BRAND_AMMO_ELMNT | imbues arrows with elemental power |
| POW_BRAND_AMMO_HOLY | imbues arrows with holy might |
| POW_BIZZARE | causes powerful, random, effects |
| POW_CURSE_EQUIP_1 | curses some of your equipment |
| POW_CURSE_EQUIP_2 | curses all of your equipment |
| POW_SUM_MONSTER | summons monsters to fight against you |
| POW_SUM_UNDEAD | summons undead creatures to fight against you |
| POW_SUM_DRAGON | summons dragons to fight against you |
| POW_NAUSEA | induces vomiting |
| POW_POISON_SELF | poisons you |
| POW_BLIND_SELF | blinds you |
| POW_CONFUSE_SELF | confuses you |
| POW_SCARE_SELF | scares you |
| POW_SLOW_SELF | slows you |
| POW_PARALYZE | paralyzes you |
| POW_HALLUCINATE | causes you to hallucinate |
| POW_DISEASE | infects you with a disease |
| POW_DEFORM | deforms you and swaps your stats |
| POW_TAINT | places an evil taint on your soul |
| POW_AMNESIA | makes you forget things |
| POW_LOSE_STR | lowers your strength |
| POW_LOSE_INT | lowers your intelligence |
| POW_LOSE_WIS | lowers your wisdom |
| POW_LOSE_DEX | lowers your dexterity |
| POW_LOSE_CON | lowers your constitution |
| POW_LOSE_CHR | lowers your charisma |
| POW_LOSE_EXP | lowers your experience |
| POW_RUINATION | lowers your stats permanently and damages you |
| POW_DETONATE | damages you |
| POW_KILL_SELF | kills you |
| POW_SPELL_DURATION | provides a bonus to the duration of spells |
| POW_SPELL_DAMAGE | provides a bonus to the damage inflicted by spells |
| POW_SPELL_INFLUENCE | makes monster condition spells more effective |
| POW_DRAGON_BLACK | breathes acid (125+) |
| POW_DRAGON_BLUE | breathes lightning (125+) |
| POW_DRAGON_WHITE | breathes frost (125+) |
| POW_DRAGON_RED | breathes fire (125+) |
| POW_DRAGON_GREEN | breathes poison gas (150+) |
| POW_DRAGON_GOLD | breathes sound (100+) |
| POW_DRAGON_SILVER | breathes shards (100+) |
| POW_DRAGON_MH | breathes multi-hued (250+) |
| POW_DRAGON_SPIRIT | breathes force (250+) |
| POW_DRAGON_SHADOW | breathes nether (250+) |
| POW_DRAGON_ETHER | breathes light/darkness/confusion (250+) |
| POW_DRAGON_CHAOS | breathes chaos/disenchant/plasma/sound (350+) |
| POW_DRAGON_TIME | breathes time/inertia/nexus/nether (350+) |
| POW_DRAGON_POWER | breathes the elements (400+) |
| POW_RISK_HACK | either kills or rewards you |
| POW_WONDER_HACK | creates a random effect |
| POW_MUSIC_LYRE | Emulate the skillful ballads of a lyre |
| POW_MUSIC_HORN | Emulate the powerful tones of a horn |
| POW_MUSIC_FLUTE | Emulate the gentle melodies of a flute |
| POW_MUSIC_LUTE | Emulate the jolly dances of a lute |
| POW_MUSIC_DRUM | Emulate the rousing tempos of a drum |
| POW_MUSIC_HARP | Emulate the soothing songs of a harp |