Legacy Weapon, Bloom Tender, Mana Reflection, Intruder Alarm, and Eternal Scourge

Prerequisites

• Legacy Weapon on the battlefield
• Bloom Tender on the battlefield
• Mana Reflection on the battlefield
• Intruder Alarm on the battlefield
• Eternal Scourge on the battlefield
• Bloom Tender does not have summoning sickness
• You control at least one permanent of each color

Steps

1. Activate Bloom Tender by tapping it, adding
2. Activate Legacy Weapon by paying , exiling Eternal Scourge
3. Cast Eternal Scourge from exile by paying
4. When Eternal Scourge enters the battlefield, Intruder Alarm triggers, untapping all creatures
5. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite storm count
• Infinite untap of all creatures
• Infinite mana creatures you control can produce
• Exile all permanents opponents control