Prismari, the Inspiration + Return the Favor

Mana needed: {1}{R}{R}

UR identity

Commander legal

The 2 combo pieces

What must be in place

You have another instant or sorcery card in hand with the mana to cast it and applicable target(s) if needed.

How to execute it

  1. Cast any other instant or sorcery by paying its mana cost.
  2. Holding priority, cast Return the Favor by paying its mana cost, targeting the instant or sorcery cast in step 1.
  3. Return the Favor's storm ability triggers, creating at least one copy of Return the Favor targeting the original Return the Favor.
  4. Resolve a copy of Return the Favor, copying Return the Favor targeting the original Return the Favor.
  5. Repeat step 4.

What the combo produces