M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Deep-Sea Serpent | 4UU | Creature — Serpent | Deep-Sea Serpent can't attack unless defending player controls an Island. 5/5 |
| Sea Monster | 4UU | Creature — Serpent | Sea Monster can't attack unless defending player controls an Island. 6/6 |
| Elephant Grass | G | Enchantment | Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Black creatures can't attack you. Nonblack creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you. |
| Hammerhead Shark | 1U | Creature — Shark | Hammerhead Shark can't attack unless defending player controls an Island. 2/3 |
| River Serpent | 5U | Creature — Serpent | River Serpent can't attack unless there are five or more cards in your graveyard. Cycling {U} ({U}, Discard this card: Draw a card.) 5/5 |
| Evil Eye of Orms-by-Gore | 4B | Creature — Eye | Non-Eye creatures you control can't attack. Evil Eye of Orms-by-Gore can't be blocked except by Walls. 3/6 |
| Halls of Mist | Land | Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Creatures that attacked during their controller's last turn can't attack. | |
| Deep-Sea Terror | 4UU | Creature — Serpent | Deep-Sea Terror can't attack unless there are seven or more cards in your graveyard. 6/6 |
| Wirecat | 4 | Artifact Creature — Cat | Wirecat can't attack or block if an enchantment is on the battlefield. 4/3 |
| Manta Ray | 1UU | Creature — Fish | Manta Ray can't attack unless defending player controls an Island. Manta Ray can't be blocked except by blue creatures. When you control no Islands, sacrifice Manta Ray. 3/3 |