M:tG card similarity search
· Land
{T}: Add {C}. {T}: Each player gains control of all creatures they own.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Graven Cairns | Land | {T}: Add {C}. {B/R}, {T}: Add {B}{B}, {B}{R}, or {R}{R}. | |
| Mystic Gate | Land | {T}: Add {C}. {W/U}, {T}: Add {W}{W}, {W}{U}, or {U}{U}. | |
| Rugged Prairie | Land | {T}: Add {C}. {R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}. | |
| Sunken Ruins | Land | {T}: Add {C}. {U/B}, {T}: Add {U}{U}, {U}{B}, or {B}{B}. | |
| Twilight Mire | Land | {T}: Add {C}. {B/G}, {T}: Add {B}{B}, {B}{G}, or {G}{G}. | |
| Wooded Bastion | Land | {T}: Add {C}. {G/W}, {T}: Add {G}{G}, {G}{W}, or {W}{W}. | |
| Riches | 5UU | Sorcery | Aftermath (Cast this spell only from your graveyard. Then exile it.) Each opponent chooses a creature they control. You gain control of those creatures. | 
| Magnifying Glass | 3 | Artifact | {T}: Add {C}. {4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") | 
| Ancient Den | Artifact Land | {T}: Add {W}. | |
| Azorius Signet | 2 | Artifact | {1}, {T}: Add {W}{U}. |