M:tG card similarity search
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
| Name | Mana | Type | Text |
|---|---|---|---|
| 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. |
| War Falcon | W | Creature — Bird | Flying War Falcon can't attack unless you control a Knight or a Soldier. 2/1 |
| Crown-Hunter Hireling | 4R | Creature — Ogre Mercenary | When Crown-Hunter Hireling enters the battlefield, you become the monarch. Crown-Hunter Hireling can't attack unless defending player is the monarch. 4/4 |
| War Tax | 2U | Enchantment | {X}{U}: This turn, creatures can't attack unless their controller pays {X} for each attacking creature they control. |
| Steelclad Serpent | 5U | Artifact Creature — Serpent | Steelclad Serpent can't attack unless you control another artifact. 4/5 |
| Training Drone | 3 | Artifact Creature — Drone | Training Drone can't attack or block unless it's equipped. 4/4 |
| Koskun Falls | 2BB | World Enchantment | At the beginning of your upkeep, sacrifice Koskun Falls unless you tap an untapped creature you control. Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you. |
| Serpent of the Endless Sea | 4U | Creature — Serpent | Serpent of the Endless Sea's power and toughness are each equal to the number of Islands you control. Serpent of the Endless Sea can't attack unless defending player controls an Island. */* |
| 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 |