M:tG card similarity search
2U · Instant
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Counter target spell unless its controller pays {3}.
| Name | Mana | Type | Text |
|---|---|---|---|
| Heavyweight Demolisher | 7 | Artifact Creature — Construct | Menace At the beginning of your upkeep, tap Heavyweight Demolisher unless you pay {3}. Unearth {6}{R}{R} ({6}{R}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.) 8/6 |
| Pitfall Trap | 2W | Instant — Trap | If exactly one creature is attacking, you may pay {W} rather than pay this spell's mana cost. Destroy target attacking creature without flying. |
| Drowned Catacomb | Land | Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}. | |
| Commandeer | 5UU | Instant | You may exile two blue cards from your hand rather than pay this spell's mana cost. Gain control of target noncreature spell. You may choose new targets for it. (If that spell is an artifact, enchantment, or planeswalker, the permanent enters the battlefield under your control.) |
| Conversion | 2WW | Enchantment | At the beginning of your upkeep, sacrifice Conversion unless you pay {W}{W}. All Mountains are Plains. |
| Glaciers | 2WU | Enchantment | At the beginning of your upkeep, sacrifice Glaciers unless you pay {W}{U}. All Mountains are Plains. |
| Sephara, Sky's Blade | 4WWW | Legendary Creature — Angel | You may pay {W} and tap four untapped creatures you control with flying rather than pay this spell's mana cost. Flying, lifelink Other creatures you control with flying have indestructible. (Damage and effects that say "destroy" don't destroy them.) 7/7 |
| Gleemax | 1000000 | Legendary Artifact | You choose all targets for all spells and abilities. |
| Thick-Skinned Goblin | 1R | Creature — Goblin Shaman | You may pay {0} rather than pay the echo cost for permanents you control. {R}: Thick-Skinned Goblin gains protection from red until end of turn. 2/1 |
| School of Piranha | 1U | Creature — Fish | At the beginning of your upkeep, sacrifice School of Piranha unless you pay {1}{U}. 3/3 |