M:tG card similarity search
5U · Creature — Serpent
Sea Serpent can't attack unless defending player controls an Island. When you control no Islands, sacrifice Sea Serpent. 5/5
| Name | Mana | Type | Text |
|---|---|---|---|
| Primeval Force | 2GGG | Creature — Elemental | When Primeval Force enters the battlefield, sacrifice it unless you sacrifice three Forests. 8/8 |
| A-Gutter Skulker | 2U | Creature — Spirit | Gutter Skulker can't be blocked as long as it's attacking alone. Disturb {2}{U} (You may cast this card from your graveyard transformed for its disturb cost.) 3/3 |
| Opportunistic Dragon | 2RR | Creature — Dragon | Flying When Opportunistic Dragon enters the battlefield, choose target Human or artifact an opponent controls. For as long as Opportunistic Dragon remains on the battlefield, gain control of that permanent, it loses all abilities, and it can't attack or block. 4/3 |
| Archfiend of Spite | 5BB | Creature — Demon | Flying Whenever a source an opponent controls deals damage to Archfiend of Spite, that source's controller loses that much life unless they sacrifice that many permanents. Madness {3}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) 6/6 |
| Craven Giant | 2R | Creature — Giant | Craven Giant can't block. 4/1 |
| Gideon's Triumph | 1W | Instant | Target opponent sacrifices a creature that attacked or blocked this turn. If you control a Gideon planeswalker, that player sacrifices two of those creatures instead. |
| The Fallen Apart | 2BB | Creature — Zombie | The Fallen Apart enters the battlefield with two arms and two legs. Whenever damage is dealt to The Fallen Apart, remove an arm or a leg from it. The Fallen Apart can't attack if it has no legs and can't block if it has no arms. 4/4 |
| Wild Mammoth | 2G | Creature — Elephant | At the beginning of your upkeep, if a player controls more creatures than each other player, the player who controls the most creatures gains control of Wild Mammoth. 3/4 |
| Phase Dolphin | 2U | Creature — Elemental Whale | Whenever Phase Dolphin attacks, another target attacking creature can't be blocked this turn. 1/4 |
| Magus of the Moat | 2WW | Creature — Human Wizard | Creatures without flying can't attack. 0/3 |