M:tG card similarity search
3U · Instant — Trap
If three or more creatures are attacking, you may pay {U} rather than pay this spell's mana cost. Attacking creatures get -3/-0 until end of turn.
| Name | Mana | Type | Text |
|---|---|---|---|
| Slinking Giant | 2RR | Creature — Giant Rogue | Wither (This deals damage to creatures in the form of -1/-1 counters.) Whenever Slinking Giant blocks or becomes blocked, it gets -3/-0 until end of turn. 4/4 |
| Tainted Observer | 1GU | Creature — Phyrexian Bird | Flying Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) Whenever another creature enters the battlefield under your control, you may pay {2}. If you do, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) 2/3 |
| Heartless Summoning | 1B | Enchantment | Creature spells you cast cost {2} less to cast. Creatures you control get -1/-1. |
| Carrion Wurm | 3BB | Creature — Zombie Wurm | Whenever Carrion Wurm attacks or blocks, any player may exile three cards from their graveyard. If a player does, Carrion Wurm assigns no combat damage this turn. 6/5 |
| Blaring Captain | 3B | Creature — Azra Warrior | Partner with Blaring Recruiter (When this creature enters the battlefield, target player may put Blaring Recruiter into their hand from their library, then shuffle.) Whenever Blaring Captain attacks, attacking Warriors get +1/+1 until end of turn. 2/2 |
| Evil Presents | 2BB | Sorcery | Put a creature card from your hand into play under target opponent's control. That creature attacks each turn if able... and always attacks its controller. |
| Wildfire Devils | 3R | Creature — Devil | When Wildfire Devils enters the battlefield and at the beginning of your upkeep, choose a player at random. That player exiles an instant or sorcery card from their graveyard. Copy that card. You may cast the copy without paying its mana cost. 4/2 |
| Shielded Aether Thief | 1U | Creature — Vedalken Rogue | Flash (You may cast this spell any time you could cast an instant.) Whenever Shielded Aether Thief blocks, you get {E} (an energy counter). {T}, Pay {E}{E}{E}: Draw a card. 0/4 |
| Drainpipe Vermin | B | Creature — Rat | When Drainpipe Vermin dies, you may pay {B}. If you do, target player discards a card. 1/1 |
| Arcane Proxy | 7 | Artifact Creature — Wizard | Prototype {1}{U}{U} — 2/1 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) When Arcane Proxy enters the battlefield, if you cast it, exile target instant or sorcery card with mana value less than or equal to Arcane Proxy's power from your graveyard. Copy that card. You may cast the copy without paying its mana cost. 4/3 |