M:tG card similarity search
2BR · Enchantment
At the beginning of your upkeep, choose an opponent at random. Exile the top card of that player's library. Until end of turn, you may play that card and you may spend mana as though it were mana of any color to cast it. When you cast a spell this way, its owner loses life equal to its mana value.
| Name | Mana | Type | Text |
|---|---|---|---|
| Pale Moon | 1U | Instant | Until end of turn, if a player taps a nonbasic land for mana, it produces colorless mana instead of any other type. |
| Chrome Mox | 0 | Artifact | Imprint — When Chrome Mox enters the battlefield, you may exile a nonartifact, nonland card from your hand. {T}: Add one mana of any of the exiled card's colors. |
| Tome of the Guildpact | 5 | Artifact | Whenever you cast a multicolored spell, draw a card. {T}: Add one mana of any color. |
| Gallifrey Council Chamber | Legendary Land | When Gallifrey Council Chamber enters the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Time Lord or Alien spell or activate an ability of a Time Lord or Alien. | |
| Boros Strike-Captain | 1R/WR/W | Creature — Minotaur Soldier | Battalion — Whenever Boros Strike-Captain and at least two other creatures attack, exile the top card of your library. During any turn you attacked with three or more creatures, you may play that card. 3/3 |
| Misunderstood Trapeze Elf | Stickers | {TK}{TK} — Whenever you cast a spell, this creature gets +X/+X until end of turn, where X is the amount of generic mana in that spell's mana cost. {TK}{TK}{TK} — Hexproof {TK}{TK} — 4/2 {TK}{TK}{TK}{TK} — 6/6 | |
| Geosurge | RRRR | Sorcery | Add {R}{R}{R}{R}{R}{R}{R}. Spend this mana only to cast artifact or creature spells. |
| Mana Reflection | 4GG | Enchantment | If you tap a permanent for mana, it produces twice as much of that mana instead. |
| Marvo, Deep Operative | 3UB | Legendary Creature — Octopus Rogue | Whenever Marvo, Deep Operative attacks, clash with defending player. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.) Whenever you win a clash, draw a card. Then you may cast a spell from your hand with mana value 8 or less without paying its mana cost. 1/8 |
| Sliver Hive | Land | {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Sliver spell. {5}, {T}: Create a 1/1 colorless Sliver creature token. Activate only if you control a Sliver. |