M:tG card similarity search
| Name | Mana | Type | Text | 
|---|---|---|---|
| Song of Serenity | 1G | Enchantment | Creatures that are enchanted can't attack or block. | 
| War Tax | 2U | Enchantment | {X}{U}: This turn, creatures can't attack unless their controller pays {X} for each attacking creature they control. | 
| Red Cliffs Armada | 4U | Creature — Human Soldier | Red Cliffs Armada can't attack unless defending player controls an Island. 5/4 | 
| Wu Warship | 2U | Creature — Human Soldier | Wu Warship can't attack unless defending player controls an Island. 3/3 | 
| Zhou Yu, Chief Commander | 5UU | Legendary Creature — Human Soldier | Zhou Yu, Chief Commander can't attack unless defending player controls an Island. 8/8 | 
| 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 | 
| Mistford River Turtle | 3U | Creature — Turtle | Whenever Mistford River Turtle attacks, another target attacking non-Human creature can't be blocked this turn. 1/5 | 
| Qal Sisma Behemoth | 2R | Creature — Ogre Warrior | Qal Sisma Behemoth can't attack or block unless you pay {2}. 5/5 |