Mister Fantastic, Wilderness Reclamation, and Minamo, School at Water's Edge

Prerequisites

• Mister Fantastic on the battlefield
• Wilderness Reclamation on the battlefield
• Minamo, School at Water's Edge on the battlefield
• at most available

Steps

1. At the beginning of your end step, Wilderness Reclamation triggers
2. Holding priority, activate all mana-producing lands you control by tapping them, adding an amount of mana
3. Activate Mister Fantastic by paying and tapping it, copying Wilderness Reclamation's trigger twice
4. Resolve the first copy of Wilderness Reclamation's trigger, untapping all lands you control
5. Holding priority, activate all mana-producing lands you control, including Minamo, by tapping them, adding and an additional amount of mana
6. Resolve the second copy of Wilderness Reclamation's trigger, untapping all lands you control
7. Holding priority, activate Minamo's second ability by paying and tapping it, untapping Mister Fantastic
8. Repeat from step 2

Results

• Infinite mana lands you control can produce
• Infinite mana legendary permanents you control can produce
• Infinite untap of lands you control
• Infinite untap of legendary permanents you control