How it works
Prerequisites
- Other lands that can produce on the battlefield.
Steps
- 1During an opponent turn, after their upkeep, cast Reset for .
- 2In response, cast Dualcaster Mage at instant speed for .
- 3Resolve Dualcaster Mage, and target Reset with his triggered ETB ability to copy Reset.
- 4Resolve the Reset copy untapping your lands including Riptide Laboratory.
- 5In response to the original Reset still on the stack, activate Riptide Laboratory's activated ability for and tap targeting Dualcaster Mage.
- 6Resolve Riptide Laboratory's activated ability returning Dualcaster Mage to your hand.
- 7Tap all lands other than Riptide Laboratory.
- 8Repeat.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?