Ashaya, Soul of the Wild, Rootpath Purifier, Murasa Rootgrazer, Intruder Alarm, and Crimson Kobolds

Prerequisites

• Ashaya, Soul of the Wild on the battlefield
• Rootpath Purifier on the battlefield
• Murasa Rootgrazer on the battlefield
• Intruder Alarm on the battlefield
• Crimson Kobolds on the battlefield
• Murasa Rootgrazer does not have summoning sickness

Steps

1. Activate Murasa Rootgrazer's second ability by tapping it, returning Crimson Kobolds to your hand from the battlefield
2. Cast Crimson Kobolds by paying
3. When Crimson Kobolds enters the battlefield, Intruder Alarm triggers, untapping all creatures
4. Repeat
5. If you control another nontoken creature without summoning sickness, this combo nets infinite mana creatures you control can produce

Results

• Infinite ETB
• Infinite landfall triggers
• Infinite LTB
• Infinite mana creatures you control can produce
• Infinite storm count
• Infinite untap of all creatures