M:tG card similarity search
2U · Creature — Nightmare Merfolk
Swimmer in Nightmares gets +3/+0 as long as there are ten or more cards in a single graveyard. Swimmer in Nightmares can't be blocked as long as you control an Ashiok planeswalker. 1/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Planar Disruption | 1W | Enchantment — Aura | Enchant artifact, creature, or planeswalker Enchanted permanent can't attack or block, and its activated abilities can't be activated. |
| Suppression Bonds | 3W | Enchantment — Aura | Enchant nonland permanent Enchanted permanent can't attack or block, and its activated abilities can't be activated. |
| Katabatic Winds | 2G | Enchantment | Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.) Creatures with flying can't attack or block, and their activated abilities with {T} in their costs can't be activated. |
| Vengeful Strangler | 1B | Creature — Human Rogue | Vengeful Strangler can't block. When Vengeful Strangler dies, return it to the battlefield transformed under your control attached to target creature or planeswalker an opponent controls. 2/1 |
| Fetid Horror | 3B | Creature — Shade Horror | {B}: Fetid Horror gets +1/+1 until end of turn. 1/2 |
| Do or Die | 1B | Sorcery | Separate all creatures target player controls into two piles. Destroy all creatures in the pile of that player's choice. They can't be regenerated. |
| Water Servant | 2UU | Creature — Elemental | {U}: Water Servant gets +1/-1 until end of turn. {U}: Water Servant gets -1/+1 until end of turn. 3/4 |
| Primeval Shambler | 4B | Creature — Horror Mercenary | {B}: Primeval Shambler gets +1/+1 until end of turn. 3/3 |
| Okk | 1R | Creature — Goblin | Okk can't attack unless a creature with greater power also attacks. Okk can't block unless a creature with greater power also blocks. 4/4 |
| Fiery Hellhound | 1RR | Creature — Elemental Dog | {R}: Fiery Hellhound gets +1/+0 until end of turn. 2/2 |