M:tG card similarity search
3UU · Creature — Octopus
Sealock Monster can't attack unless defending player controls an Island. {5}{U}{U}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.) When Sealock Monster becomes monstrous, target land becomes an Island in addition to its other types. 5/5
| Name | Mana | Type | Text |
|---|---|---|---|
| Stoneshock Giant | 3RR | Creature — Giant | {6}{R}{R}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.) When Stoneshock Giant becomes monstrous, creatures without flying your opponents control can't block this turn. 5/4 |
| Hidden Herd | G | Enchantment | When an opponent plays a nonbasic land, if Hidden Herd is an enchantment, Hidden Herd becomes a 3/3 Beast creature. |
| Coward | 1R | Sorcery | Target creature can't block this turn and becomes a Coward in addition to its other types until end of turn. Time travel. |
| Sea Serpent | 5U | Creature — Serpent | Sea Serpent can't attack unless defending player controls an Island. When you control no Islands, sacrifice Sea Serpent. 5/5 |
| Better Than One | GW | Sorcery | A person outside the game becomes your teammate. (Choose any number of cards in your hand, on top of your library, or on the battlefield under your control. Those cards become your teammate's hand, library, and permanents, respectively.) |
| Slipstream Serpent | 7U | Creature — Serpent | Slipstream Serpent can't attack unless defending player controls an Island. When you control no Islands, sacrifice Slipstream Serpent. Morph {5}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 6/6 |
| Mistform Dreamer | 2U | Creature — Illusion | Flying {1}: Mistform Dreamer becomes the creature type of your choice until end of turn. 2/1 |
| Mistform Skyreaver | 5UU | Creature — Illusion | Flying {1}: Mistform Skyreaver becomes the creature type of your choice until end of turn. 6/6 |
| Dandân | UU | Creature — Fish | Dandân can't attack unless defending player controls an Island. When you control no Islands, sacrifice Dandân. 4/1 |
| Siege of Towers | 1R | Sorcery | Replicate {1}{R} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.) Target Mountain becomes a 3/1 creature. It's still a land. |