M:tG card similarity search
3R · Instant — Arcane
Each time target permanent would deal damage to a permanent or player this turn, it deals double that damage to that permanent or player instead. Splice onto Arcane {2}{R}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Sky Swallower | 3UU | Creature — Leviathan | Flying When Sky Swallower enters the battlefield, target opponent gains control of all other permanents you control. 8/8 |
| Invasion of Ravnica | 5 | Battle — Siege | (As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Ravnica enters the battlefield, exile target nonland permanent an opponent controls that isn't exactly two colors. |
| Hidden Strings | 1U | Sorcery | You may tap or untap target permanent, then you may tap or untap another target permanent. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.) |
| Ria Ivor, Bane of Bladehold | 2WB | Legendary Creature — Phyrexian Knight | Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.) At the beginning of combat on your turn, the next time target creature would deal combat damage to one or more players this combat, prevent that damage. If damage is prevented this way, create that many 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This creature can't block." 3/4 |
| Green Slime | 2G | Creature — Ooze | Flash When Green Slime enters the battlefield, counter target activated or triggered ability from an artifact or enchantment source. If a permanent's ability is countered this way, destroy that permanent. Foretell {G} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) 2/2 |
| Kami's Flare | 1R | Instant | Kami's Flare deals 3 damage to target creature or planeswalker. Kami's Flare also deals 2 damage to that permanent's controller if you control a modified creature. (Equipment, Auras you control, and counters are modifications.) |
| Toils of Night and Day | 2U | Instant — Arcane | You may tap or untap target permanent, then you may tap or untap another target permanent. |
| Brash Taunter | 4R | Creature — Goblin | Indestructible Whenever Brash Taunter is dealt damage, it deals that much damage to target opponent. {2}{R}, {T}: Brash Taunter fights another target creature. 1/1 |
| Cloud Cover | 2WU | Enchantment | Whenever another permanent you control becomes the target of a spell or ability an opponent controls, you may return that permanent to its owner's hand. |
| Towering-Wave Mystic | 1U | Creature — Merfolk Wizard | Whenever Towering-Wave Mystic deals damage, target player mills that many cards. 2/1 |