Magda, Brazen Outlaw, Stridehangar Automaton, Arcane Adaptation, The Fire Crystal, and A Realm Reborn

Prerequisites

• Magda, Brazen Outlaw on the battlefield
• Stridehangar Automaton on the battlefield
• Arcane Adaptation on the battlefield
• The Fire Crystal on the battlefield
• A Realm Reborn on the battlefield

Steps

1. Activate a creature by tapping it
2. Magda triggers, as the creature is a Dwarf due to Arcane Adaptation, creating a 1/1 Thopter artifact creature token and a Treasure token due to Stridehangar Automaton
3. Repeat

Results

• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers
• Infinite artifact tokens
• Infinite creature ETB
• Infinite Treasure tokens
• Infinite colored mana
• Infinite tapped creature tokens
• Put all artifact cards and a subset of creature cards from your library onto the battlefield