Rootpath Purifier, Earthcraft, Serra's Sanctum, and Recruit the Worthy

Prerequisites

• Rootpath Purifier on the battlefield
• Earthcraft on the battlefield
• Serra's Sanctum on the battlefield
• Recruit the Worthy in hand

Steps

1. Activate Serra's Sanctum by tapping it, adding at least Cast Recruit the Worthy with buyback by paying , creating a creature token and returning Recruit the Worthy to your hand
2. Activate Earthcraft by tapping the creature token, untapping Serra's Sanctum
3. Repeat

Results

• Infinite ETB
• Infinite storm count
• Infinite mana lands you control can produce
• Infinite magecraft triggers
• Infinite tapped creature tokens
• Infinite untap of lands you control
• Infinite white mana