M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Rejuvenating Springs | Land | Rejuvenating Springs enters the battlefield tapped unless you have two or more opponents. {T}: Add {G} or {U}. | |
| Sea of Clouds | Land | Sea of Clouds enters the battlefield tapped unless you have two or more opponents. {T}: Add {W} or {U}. | |
| Spectator Seating | Land | Spectator Seating enters the battlefield tapped unless you have two or more opponents. {T}: Add {R} or {W}. | |
| Spire Garden | Land | Spire Garden enters the battlefield tapped unless you have two or more opponents. {T}: Add {R} or {G}. | |
| Training Center | Land | Training Center enters the battlefield tapped unless you have two or more opponents. {T}: Add {U} or {R}. | |
| Undergrowth Stadium | Land | Undergrowth Stadium enters the battlefield tapped unless you have two or more opponents. {T}: Add {B} or {G}. | |
| Vault of Champions | Land | Vault of Champions enters the battlefield tapped unless you have two or more opponents. {T}: Add {W} or {B}. | |
| Drought | 2WW | Enchantment | At the beginning of your upkeep, sacrifice Drought unless you pay {W}{W}. Spells cost an additional "Sacrifice a Swamp" to cast for each black mana symbol in their mana costs. Activated abilities cost an additional "Sacrifice a Swamp" to activate for each black mana symbol in their activation costs. |
| Armored Guardian | 3WU | Creature — Cat Soldier | {1}{W}{W}: Target creature you control gains protection from the color of your choice until end of turn. {1}{U}{U}: Armored Guardian gains shroud until end of turn. (It can't be the target of spells or abilities.) 2/5 |
| The Great Aerie | Plane — Tarkir | When you planeswalk to The Great Aerie and at the beginning of your upkeep, bolster 3. (Choose a creature with the least toughness among creatures you control and put three +1/+1 counters on it.) Whenever chaos ensues, choose up to one target creature you control and up to one target creature an opponent controls. Each of those creatures deals damage equal to its toughness to the other. |