M:tG card similarity search
· Land
Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) Howltooth Hollow enters the battlefield tapped. {T}: Add {B}. {B}, {T}: You may play the exiled card without paying its mana cost if each player has no cards in hand.
| Name | Mana | Type | Text |
|---|---|---|---|
| Bubbling Muck | B | Sorcery | Until end of turn, whenever a player taps a Swamp for mana, that player adds an additional {B}. |
| A-Fires of Invention | 4R | Enchantment | You can cast spells only during your turn and you can cast no more than two spells each turn. You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs. |
| Fires of Invention | 3R | Enchantment | You can cast spells only during your turn and you can cast no more than two spells each turn. You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs. |
| Bolas's Citadel | 3BBB | Legendary Artifact | You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life. |
| Counterpoint | 3UB | Instant | Counter target spell. You may cast a creature, instant, sorcery, or planeswalker spell from your graveyard with mana value less than or equal to that spell's mana value without paying its mana cost. |
| Quarum Trench Gnomes | 3R | Creature — Gnome | {T}: If target Plains is tapped for mana, it produces colorless mana instead of white mana. (This effect lasts indefinitely.) 1/1 |
| High Tide | U | Instant | Until end of turn, whenever a player taps an Island for mana, that player adds an additional {U}. |
| Botanical Plaza | Land | Botanical Plaza enters the battlefield tapped. {T}: Add {G} or {W}. {2}{G}{W}, {T}, Sacrifice Botanical Plaza: Draw a card. | |
| Racers' Ring | Land | Racers' Ring enters the battlefield tapped. {T}: Add {R} or {G}. {2}{R}{G}, {T}, Sacrifice Racers' Ring: Draw a card. | |
| Skybridge Towers | Land | Skybridge Towers enters the battlefield tapped. {T}: Add {W} or {U}. {2}{W}{U}, {T}, Sacrifice Skybridge Towers: Draw a card. |