| d% | Situation |
| 01-03 | Temperature below freezing |
| 04-06 | Temperature above freezing |
| 07-10 | During the day |
| 11-15 | During the night |
| 16-20 | In direct sunlight |
| 21-25 | Out of direct sunlight |
| 26-34 | Underwater |
| 35-37 | Out of water |
| 38-45 | Underground |
| 46-55 | Aboveground |
| 56-60 | Within 10 feet of a random creature type |
| 61-64 | Within 10 feet of a random race or kind of creature |
| 65-72 | Within 10 feet of an arcane spellcaster |
| 73-80 | Within 10 feet of a divine spellcaster |
| 81-85 | In the hands of a nonspellcaster |
| 86-90 | In the hands of a spellcaster |
| 91-95 | In the hands of a creature of a particular alignment |
| 96 | In the hands of a creature of a particular gender |
| 97-99 | On holy days or during particular astrological events |
| 100 | More than 100 miles from a particular site |
| d% | Drawback |
| 01-04 | Character’s hair grows 1 inch longer every hour. |
| 05-09 | Character either shrinks 6 inches (01–50 on d%) or grows that much taller (51–100). Only happens once. |
| 10–13 | Temperature around item is 10° F cooler than normal. |
| 14–17 | Temperature around item is 10° F warmer than normal. |
| 18–21 | Character’s hair color changes. |
| 22–25 | Character’s skin color changes. |
| 26–29 | Character now bears some identifying mark (tattoo, weird glow, or the like). |
| 30–32 | Character’s gender changes. |
| 33–34 | Character’s race or kind changes. |
| 35 | Character is afflicted with a random disease that cannot be cured. |
| 36–39 | Item continually emits a disturbing sound (moaning, weeping, screaming, cursing, insults). |
| 40 | Item looks ridiculous (garishly colored, silly shape, glows bright pink). |
| 41–45 | Character becomes selfishly possessive. |
| 46–49 | Character becomes paranoid about losing the item and afraid of damage occurring to it. |
| 50–51 | Character’s alignment changes. |
| 52–54 | Character must attack nearest creature (5% chance [01–05 on d%] each day). |
| 55–57 | Character is stunned for 1d4 rounds once item function is finished (or randomly, 1/day). |
| 58–60 | Character’s vision is blurry (–2 penalty on attack rolls, saves, and skill checks requiring vision). |
| 61–64 | Character gains one negative level. |
| 65 | Character gains two negative levels. |
| 66–70 | Character must make a Will save each day or take 1 point of Intelligence damage. |
| 71–75 | Character must make a Will save each day or take 1 point of Wisdom damage. |
| 76–80 | Character must make a Will save each day or take 1 point of Charisma damage. |
| 81–85 | Character must make a Fortitude save each day or take 1 point of Constitution damage. |
| 86–90 | Character must make a Fortitude save each day or take 1 point of Strength damage. |
| 91–95 | Character must make a Fortitude save each day or take 1 point of Dexterity damage. |
| 96 | Character is polymorphed into a specific creature (5% chance [01–05 on d%] each day). |
| 97 | Character cannot cast arcane spells. |
| 98 | Character cannot cast divine spells. |
| 99 | Character cannot cast any spells. |
| 100 | Either pick one of the above that’s appropriate or create a drawback specifically for that item. |