Dual Strike + Twincast

Dual Strike

Twincast

How it works

1. Cast any other instant and/or sorcery spell, or wait for an opponent to cast one.
2. Holding priority, cast Dual Strike by paying , copying the next instant or sorcery spell you cast with mana value four or less.
3. Cast Twincast by paying , targeting the instant or sorcery spell cast in step 1.
4. Dual Strike triggers, copying Twincast, with the copy targeting the original Twincast.
5. Resolve the copy of Twincast, copying Twincast, with the copy targeting the original Twincast.
6. Repeat step 5.