Betrayers of Kamigawa

Overblaze

Each time target permanent would deal damage to a creature or player this turn, it deals double that damage to that creature or player instead.
Splice onto Arcane {2}{R}{R} (As you play 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.)

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.)