| Item Name | Rarity | Stack Type | DLC | Category | Rainglish |
|---|---|---|---|---|---|
| Of One Mind | Aspect | - | AC | Utility | - |
| Old Guillotine | Uncommon | Hyperbolix | - | Damage | Guillotine |
| Orphaned Core | Legendary | Linear | AC | Utility, Damage | - |
| Paul's Goat Hoof | Common | Linear | - | Utility | Hoof |
| Pearl | Boss | Linear | - | Utility | - |
| Personal Shield Generator | Common | Linear | - | Utility | P.S.G |
| Planula | Boss | Linear | - | Healing | - |
| Plasma Shrimp | Void | Linear | SOV | Damage | Plimp |
| Pluripotent Larva | Void | Linear | SOV | Utility | Plarva |
| Pocket I.C.B.M | Legendary | Linear, None | SOV | Damage | I.C.B.M |