M:tG card similarity search
2UU · Enchantment
Whenever a player casts a spell without asking your permission while casting it, counter that spell. When a player asks you permission to cast a spell and you refuse, counter that spell and sacrifice Common Courtesy.
| Name | Mana | Type | Text |
|---|---|---|---|
| Boromir, Warden of the Tower | 2W | Legendary Creature — Human Soldier | Vigilance Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. Sacrifice Boromir, Warden of the Tower: Creatures you control gain indestructible until end of turn. The Ring tempts you. 3/3 |
| Dosan the Falling Leaf | 1GG | Legendary Creature — Human Monk | Players can cast spells only during their own turns. 2/2 |
| Permission Denied | WU | Instant | Counter target noncreature spell. Your opponents can't cast noncreature spells this turn. |
| Nether Void | 3B | World Enchantment | Whenever a player casts a spell, counter it unless that player pays {3}. |
| Liberator, Urza's Battlethopter | 3 | Legendary Artifact Creature — Thopter | Flash Flying You may cast colorless spells and artifact spells as though they had flash. Whenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator, Urza's Battlethopter's power, put a +1/+1 counter on Liberator. 1/2 |
| Mana Maze | 1U | Enchantment | Players can't cast spells that share a color with the spell most recently cast this turn. |
| Hewed Stone Retainers | 3 | Artifact Creature — Golem | Cast this spell only if you've cast another spell this turn. 4/4 |
| Presence of the Master | 3W | Enchantment | Whenever a player casts an enchantment spell, counter it. |
| Moonhold | 2R/W | Instant | Target player can't play lands this turn if {R} was spent to cast this spell and can't cast creature spells this turn if {W} was spent to cast this spell. (Do both if {R}{W} was spent.) |
| Inspiring Statuary | 3 | Artifact | Nonartifact spells you cast have improvise. (Your artifacts can help cast those spells. Each artifact you tap after you're done activating mana abilities pays for {1}.) |