M:tG card similarity search
2 · Artifact
Whenever a player casts a green spell, you may pay {3}. If you do, untap target permanent.
| Name | Mana | Type | Text |
|---|---|---|---|
| Mold Adder | G | Creature — Fungus Snake | Whenever an opponent casts a blue or black spell, you may put a +1/+1 counter on Mold Adder. 1/1 |
| Surgespanner | 2UU | Creature — Merfolk Wizard | Whenever Surgespanner becomes tapped, you may pay {1}{U}. If you do, return target permanent to its owner's hand. 2/2 |
| Common Courtesy | 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. |
| Tidal Control | 1UU | Enchantment | Cumulative upkeep {2} (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.) Pay 2 life or {2}: Counter target red or green spell. Any player may activate this ability. |
| Breath of the Sleepless | 3U | Enchantment | You may cast Spirit spells as though they had flash. Whenever you cast a creature spell during an opponent's turn, tap up to one target creature. |
| Coma Veil | 4U | Enchantment — Aura | Enchant artifact or creature Enchanted permanent doesn't untap during its controller's untap step. |
| Ice Over | 1U | Enchantment — Aura | Enchant artifact or creature Enchanted permanent doesn't untap during its controller's untap step. |
| Pristine Skywise | 4WU | Creature — Dragon | Flying Whenever you cast a noncreature spell, untap Pristine Skywise. It gains protection from the color of your choice until end of turn. 6/4 |
| Tidal Force | 5UUU | Creature — Elemental | At the beginning of each upkeep, you may tap or untap target permanent. 7/7 |
| Beast Whisperer | 2GG | Creature — Elf Druid | Whenever you cast a creature spell, draw a card. 2/3 |