M:tG card similarity search
XU · Instant
Counter target spell with mana value X. (For example, if that spell's mana cost is {3}{U}{U}, X is 5.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Corrosion | 1BR | Enchantment | Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of your upkeep, put a rust counter on each artifact target opponent controls. Then destroy each artifact with mana value less than or equal to the number of rust counters on it. Artifacts destroyed this way can't be regenerated. When Corrosion leaves the battlefield, remove all rust counters from all permanents. |
| Collective Voyage | G | Sorcery | Join forces — Starting with you, each player may pay any amount of mana. Each player searches their library for up to X basic land cards, where X is the total amount of mana paid this way, puts them onto the battlefield tapped, then shuffles. |
| Delraich | 6B | Creature — Horror | You may sacrifice three black creatures rather than pay this spell's mana cost. Trample 6/6 |
| Cut of the Profits | XBB | Sorcery | Casualty 3 (As you cast this spell, you may sacrifice a creature with power 3 or greater. When you do, copy this spell.) You draw X cards and you lose X life. |
| Mausoleum Wanderer | U | Creature — Spirit | Flying Whenever another Spirit enters the battlefield under your control, Mausoleum Wanderer gets +1/+1 until end of turn. Sacrifice Mausoleum Wanderer: Counter target instant or sorcery spell unless its controller pays {X}, where X is Mausoleum Wanderer's power. 1/1 |
| Boromir, Warden of the Tower | 2W | Legendary Creature — Human Soldier | Vigilance Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. Sacrifice Boromir, Warden of the Tower: Creatures you control gain indestructible until end of turn. The Ring tempts you. 3/3 |
| Glint Raker | 3U | Creature — Drake | Flying Glint Raker gets +X/+0, where X is the highest mana value among artifacts you control. Whenever Glint Raker deals combat damage to a player, you may reveal that many cards from the top of your library. Put an artifact card revealed this way into your hand and the rest into your graveyard. 1/3 |
| Nantuko Shrine | 1GG | Enchantment | Whenever a player casts a spell, that player creates X 1/1 green Squirrel creature tokens, where X is the number of cards in all graveyards with the same name as that spell. |
| Wolf of Devil's Breach | 3RR | Creature — Elemental Wolf | Whenever Wolf of Devil's Breach attacks, you may pay {1}{R} and discard a card. If you do, Wolf of Devil's Breach deals damage to target creature or planeswalker equal to the discarded card's mana value. 5/5 |
| Dinosaur Egg | 1G | Creature — Dinosaur Egg | Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.) When Dinosaur Egg dies, you may discover X, where X is its toughness. 0/3 |