Ultimate Masters

Desperate Ritual

Add {R}{R}{R}.
Splice onto Arcane {1}{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.)

Duel Decks: Mind vs. Might

Add {R}{R}{R} to your mana pool.
Splice onto Arcane {1}{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.)

Treasure Chest

Modern Masters

Champions of Kamigawa

Add {R}{R}{R} to your mana pool.
Splice onto Arcane {1}{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.)