Thousand-Year Storm, and Reiterate

Prerequisites

• Thousand-Year Storm on the battlefield
• Reiterate in hand
• You have at least one other instant or sorcery card in hand that can be cast this turn
• plus enough mana to cast the additional instant or sorcery
• available

Steps

1. Cast any instant or sorcery spell by paying its mana cost
2. Holding priority, cast Reiterate by paying , targeting the spell
3. Thousand-Year Storm triggers, copying Reiterate at least once, targeting the original Reiterate
4. Resolve the first copy of Reiterate, copying Reiterate targeting the original Reiterate
5. Repeat step 4

Results

• Infinite magecraft triggers