M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Saruli Caretaker | G | Creature — Dryad | Defender {T}, Tap an untapped creature you control: Add one mana of any color. 0/3 |
| Tarnished Citadel | Land | {T}: Add {C}. {T}: Add one mana of any color. Tarnished Citadel deals 3 damage to you. | |
| Rhystic Cave | Land | {T}: Choose a color. Add one mana of that color unless any player pays {1}. Activate only as an instant. | |
| Guildmages' Forum | Land | {T}: Add {C}. {1}, {T}: Add one mana of any color. If that mana is spent on a multicolored creature spell, that creature enters the battlefield with an additional +1/+1 counter on it. | |
| Obsidian Obelisk | 2 | Artifact | Obsidian Obelisk enters the battlefield tapped. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a multicolored spell. |
| Corrupted Crossroads | Land | {T}: Add {C}. ({C} represents colorless mana.) {T}, Pay 1 life: Add one mana of any color. Spend this mana only to cast a spell with devoid. | |
| Letter of Acceptance | 3 | Artifact | {T}: Add one mana of any color. {2}, {T}, Sacrifice Letter of Acceptance: Draw a card. |
| Mox Opal | 0 | Legendary Artifact | Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts. |
| Ilysian Caryatid | 1G | Creature — Plant | {T}: Add one mana of any color. If you control a creature with power 4 or greater, add two mana of any one color instead. 1/1 |
| Caged Sun | 6 | Artifact | As Caged Sun enters the battlefield, choose a color. Creatures you control of the chosen color get +1/+1. Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color. |