| Name ▼ | Type | Type Full Name | Rarity | Source | Source Full Name | Base Item |
|---|---|---|---|---|---|---|
| Knave's Eye Patch | WI | Wondrous Item | rare | WDH | Waterdeep: Dragon Heist | |
| Khrusor, Spear of Heliod | M | Melee Weapon 2014 | artifact | MOT | Mythic Odysseys of Theros | spear|PHB |
| Keystone of Creation | WI | Wondrous Item | artifact | AitFR-AVT | Adventures in the Forgotten Realms: A Verdant Tomb | |
| Keycharm | WI | Wondrous Item | common | ERLW | Eberron: Rising from the Last War | |
| Key Card | WI | Wondrous Item | legendary | BMT | The Book of Many Things | |
| Keoghtom's Ointment | WI | Wondrous Item | uncommon | XDMG | 2024 Dungeon Masters Guide | |
| Keoghtom's Ointment | WI | Wondrous Item | uncommon | DMG | 2014 Dungeon Masters Guide | |
| Kagonesti Forest Shroud | WI | Wondrous Item | rare | DSotDQ | Dragonlance: Shadow of the Dragon Queen | |
| Junky +1 Dagger | M | Melee Weapon 2014 | unknown (magic) | TftYP | Tales from the Yawning Portal: Against the Giants | dagger|phb |
| Jewel of Three Prayers (Exalted) | WI | Wondrous Item | legendary | CRCotN | Critical Role: Call of the Netherdeep |