M:tG card similarity search
4UU · Creature — Elemental
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Glacial Crasher can't attack unless there is a Mountain on the battlefield. 5/5
| Name | Mana | Type | Text | 
|---|---|---|---|
| Monstrous Hound | 3R | Creature — Dog | Monstrous Hound can't attack unless you control more lands than defending player. Monstrous Hound can't block unless you control more lands than attacking player. 4/4 | 
| Jackal Familiar | R | Creature — Jackal | Jackal Familiar can't attack or block alone. 2/2 | 
| Desperate Castaways | 1B | Creature — Human Pirate | Desperate Castaways can't attack unless you control an artifact. 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 | 
| Ghostly Prison | 2W | Enchantment | Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you. | 
| Propaganda | 2U | Enchantment | Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you. | 
| Steelclad Serpent | 5U | Artifact Creature — Serpent | Steelclad Serpent can't attack unless you control another artifact. 4/5 | 
| Blazing Archon | 6WWW | Creature — Archon | Flying Creatures can't attack you. 5/6 | 
| War Tax | 2U | Enchantment | {X}{U}: This turn, creatures can't attack unless their controller pays {X} for each attacking creature they control. | 
| Deep-Sea Terror | 4UU | Creature — Serpent | Deep-Sea Terror can't attack unless there are seven or more cards in your graveyard. 6/6 |