M:tG card similarity search
3R · Instant — Trap
If an opponent cast a blue spell this turn, you may pay {R} rather than pay this spell's mana cost. Change the target of target spell with a single target.
| Name | Mana | Type | Text |
|---|---|---|---|
| Quick Sliver | 1G | Creature — Sliver | Flash Any player may cast Sliver spells as though they had flash. 1/1 |
| Eldrazi Obligator | 2R | Creature — Eldrazi | Devoid (This card has no color.) When you cast this spell, you may pay {1}{C}. If you do, gain control of target creature until end of turn, untap that creature, and it gains haste until end of turn. ({C} represents colorless mana.) Haste 3/1 |
| Numai Outcast | 3B | Creature — Human Samurai | Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.) {B}, Pay 5 life: Regenerate Numai Outcast. 1/1 |
| Book of Rass | 6 | Artifact | {2}, Pay 2 life: Draw a card. |
| Greed | 3B | Enchantment | {B}, Pay 2 life: Draw a card. |
| Ashiok, Nightmare Muse | 3UB | Legendary Planeswalker — Ashiok | [+1]: Create a 2/3 blue and black Nightmare creature token with "Whenever this creature attacks or blocks, each opponent exiles the top two cards of their library." [−3]: Return target nonland permanent to its owner's hand, then that player exiles a card from their hand. [−7]: You may cast up to three spells from among face-up cards your opponents own from exile without paying their mana costs. Loyalty 5 |
| 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. |
| 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. |
| Fire Covenant | 1BR | Instant | As an additional cost to cast this spell, pay X life. Fire Covenant deals X damage divided as you choose among any number of target creatures. |
| Stinging Lionfish | 1U | Enchantment Creature — Fish | Whenever you cast your first spell during each opponent's turn, you may tap or untap target nonland permanent. 2/1 |