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 |
|---|---|---|---|
| Prismatic Omen | 1G | Enchantment | Lands you control are every basic land type in addition to their other types. |
| Ancient Kavu | 3R | Creature — Kavu | {2}: Ancient Kavu becomes colorless until end of turn. 3/3 |
| Tidal Warrior | U | Creature — Merfolk Warrior | {T}: Target land becomes an Island until end of turn. 1/1 |
| Mistform Mutant | 4UU | Creature — Illusion Mutant | {1}{U}: Choose a creature type other than Wall. Target creature becomes that type until end of turn. 3/4 |
| Bonded Construct | 1 | Artifact Creature — Construct | Bonded Construct can't attack alone. 2/1 |
| Argent Mutation | 2U | Instant | Target permanent becomes an artifact in addition to its other types until end of turn. Draw a card. |
| Lazav, Dimir Mastermind | UUBB | Legendary Creature — Shapeshifter | Hexproof Whenever a creature card is put into an opponent's graveyard from anywhere, you may have Lazav, Dimir Mastermind become a copy of that card, except its name is Lazav, Dimir Mastermind, it's legendary in addition to its other types, and it has hexproof and this ability. 3/3 |
| Opal Avenger | 2W | Enchantment | When you have 10 or less life, if Opal Avenger is an enchantment, Opal Avenger becomes a 3/5 Soldier creature. |
| Dread Statuary | Land | {T}: Add {C}. {4}: Dread Statuary becomes a 4/2 Golem artifact creature until end of turn. It's still a land. | |
| Scarred Puma | R | Creature — Cat | Scarred Puma can't attack unless a black or green creature also attacks. 2/1 |