Twincast + Fork

Twincast

Fork

How it works

1. Cast any instant or sorcery spell, or wait for an opponent to cast one.
2. Holding priority, cast Fork by paying , targeting that spell.
3. Cast Twincast by paying , copying Fork, with the copy targeting Fork.
4. Resolve the copy of Fork, copying the original Fork, with the copy targeting the original Fork.
5. Repeat step 4.