M:tG card similarity search
1 · Artifact
{T}, Tap an untapped creature you control: Add one mana of any color.
| Name | Mana | Type | Text |
|---|---|---|---|
| Ravaged Highlands | Land | Ravaged Highlands enters the battlefield tapped. {T}: Add {R}. {T}, Sacrifice Ravaged Highlands: Add one mana of any color. | |
| Seafloor Debris | Land | Seafloor Debris enters the battlefield tapped. {T}: Add {U}. {T}, Sacrifice Seafloor Debris: Add one mana of any color. | |
| Timberland Ruins | Land | Timberland Ruins enters the battlefield tapped. {T}: Add {G}. {T}, Sacrifice Timberland Ruins: Add one mana of any color. | |
| Nykthos, Shrine to Nyx | Legendary Land | {T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.) | |
| Rootcoil Creeper | GU | Creature — Plant Horror | {T}: Add one mana of any color. {T}: Add two mana of any one color. Spend this mana only to cast spells from your graveyard. {G}{U}, {T}, Exile Rootcoil Creeper: Return target card with flashback you own from exile to your hand. 2/2 |
| Eye of Ojer Taq | 3 | Artifact | {T}: Add one mana of any color. Craft with two that share a card type {6} ({6}, Exile this artifact, Exile the two from among other permanents you control and/or cards from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.) |
| Rhystic Cave | Land | {T}: Choose a color. Add one mana of that color unless any player pays {1}. Activate only as an instant. | |
| Mox Opal | 0 | Legendary Artifact | Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts. |
| Chromatic Sphere | 1 | Artifact | {1}, {T}, Sacrifice Chromatic Sphere: Add one mana of any color. Draw a card. |
| Servant of the Conduit | 1G | Creature — Elf Druid | When Servant of the Conduit enters the battlefield, you get {E}{E} (two energy counters). {T}, Pay {E}: Add one mana of any color. 2/2 |