M:tG card similarity search
· Land — Cave
Sunken Citadel enters the battlefield tapped. As it enters, choose a color. {T}: Add one mana of the chosen color. {T}: Add two mana of the chosen color. Spend this mana only to activate abilities of land sources.
| Name | Mana | Type | Text |
|---|---|---|---|
| Commander's Sphere | 3 | Artifact | {T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card. |
| Phyrexian Altar | 3 | Artifact | Sacrifice a creature: Add one mana of any color. |
| Mox Opal | 0 | Legendary Artifact | Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts. |
| Humble Naturalist | 1G | Creature — Human Druid | {T}: Add one mana of any color. Spend this mana only to cast a creature spell. 1/3 |
| 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 |
| Ward Sliver | 4W | Creature — Sliver | As Ward Sliver enters the battlefield, choose a color. All Slivers have protection from the chosen color. 2/2 |
| Transguild Courier | 4 | Artifact Creature — Golem | Transguild Courier is all colors. 3/3 |
| Smokebraider | 1R | Creature — Elemental Shaman | {T}: Add two mana in any combination of colors. Spend this mana only to cast Elemental spells or activate abilities of Elementals. 1/1 |
| Harvester Druid | 1G | Creature — Human Druid | {T}: Add one mana of any color that a land you control could produce. 1/1 |
| Birchlore Rangers | G | Creature — Elf Druid Ranger | Tap two untapped Elves you control: Add one mana of any color. Morph {G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 1/1 |