| Name ▲ | Type | Type Full Name | Rarity | Source | Source Full Name | Base Item |
|---|---|---|---|---|---|---|
| Khrusor, Spear of Heliod | M | Melee Weapon 2014 | artifact | MOT | Mythic Odysseys of Theros | spear|PHB |
| Knave's Eye Patch | WI | Wondrous Item | rare | WDH | Waterdeep: Dragon Heist | |
| Knife of Stolen Resistance | M | Melee Weapon 2014 | rare | CoA | Chains of Asmodeus | dagger|PHB |
| Knight Card | WI | Wondrous Item | legendary | BMT | The Book of Many Things | |
| Korolnor Scepter | M | Melee Weapon 2014 | legendary | SKT | Storm King's Thunder | club|phb |
| Kyrzin's Ooze | WI | Wondrous Item | very rare | ERLW | Eberron: Rising from the Last War | |
| Kythrian Manchineel Rod | SCF|XPHB | Spell Casting Focus 2024 | common | ERLW | Eberron: Rising from the Last War | rod|xphb |
| Kythrian Manchineel Staff | SCF|XPHB | Spell Casting Focus 2024 | common | ERLW | Eberron: Rising from the Last War | staff|xphb |
| Kythrian Manchineel Wand | SCF|XPHB | Spell Casting Focus 2024 | common | ERLW | Eberron: Rising from the Last War | wand|xphb |
| Kythrian Skarn Crystal | SCF|XPHB | Spell Casting Focus 2024 | common | ERLW | Eberron: Rising from the Last War | crystal|xphb |