M:tG card similarity search
2U · World Enchantment
Whenever a player casts an instant spell, counter it unless that player pays {X}, where X is its mana value.
| Name | Mana | Type | Text |
|---|---|---|---|
| Power Leak | 1U | Enchantment — Aura | Enchant enchantment At the beginning of the upkeep of enchanted enchantment's controller, that player may pay any amount of mana. Power Leak deals 2 damage to that player. Prevent X of that damage, where X is the amount of mana that player paid this way. |
| Metallurgic Summonings | 3UU | Enchantment | Whenever you cast an instant or sorcery spell, create an X/X colorless Construct artifact creature token, where X is that spell's mana value. {3}{U}{U}, Exile Metallurgic Summonings: Return all instant and sorcery cards from your graveyard to your hand. Activate only if you control six or more artifacts. |
| Heartwood Storyteller | 1GG | Creature — Treefolk | Whenever a player casts a noncreature spell, each of that player's opponents may draw a card. 2/3 |
| Errant Minion | 2U | Enchantment — Aura | Enchant creature At the beginning of the upkeep of enchanted creature's controller, that player may pay any amount of mana. Errant Minion deals 2 damage to that player. Prevent X of that damage, where X is the amount of mana that player paid this way. |
| Shark Typhoon | 5U | Enchantment | Whenever you cast a noncreature spell, create an X/X blue Shark creature token with flying, where X is that spell's mana value. Cycling {X}{1}{U} ({X}{1}{U}, Discard this card: Draw a card.) When you cycle Shark Typhoon, create an X/X blue Shark creature token with flying. |
| Overrule | XWU | Instant | Counter target spell unless its controller pays {X}. You gain X life. |
| Counterbalance | UU | Enchantment | Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card. |
| Hedron Matrix | 4 | Artifact — Equipment | Equipped creature gets +X/+X, where X is its mana value. Equip {4} |
| Veiled Sentry | U | Enchantment | When an opponent casts a spell, if Veiled Sentry is an enchantment, Veiled Sentry becomes an Illusion creature with power and toughness each equal to that spell's mana value. |
| Ricochet | R | Enchantment | Whenever a player casts a spell that targets a single player, each player rolls a six-sided die. Change the target of that spell to the player with the lowest result. Reroll to break ties, if necessary. |