Skyshroud Ranger, Amulet of Vigor, Pemmin's Aura, and Simic Growth Chamber

Prerequisites

• Skyshroud Ranger on the battlefield
• Amulet of Vigor on the battlefield
• Pemmin's Aura on the battlefield
• Simic Growth Chamber in hand
• Pemmin's Aura attached to Skyshroud Ranger
• Skyshroud Ranger does not have summoning sickness

Steps

1. Activate Skyshroud Ranger by tapping it, putting Simic Growth Chamber onto the battlefield from your hand
2. When Simic Growth Chamber enters the battlefield, it and Amulet of Vigor trigger
3. Resolve the Amulet of Vigor trigger, untapping Simic Growth Chamber
4. Activate Simic Growth Chamber by tapping it, adding
5. Resolve the Simic Growth Chamber trigger from step 2, returning it to your hand from the battlefield
6. Activate Pemmin's Aura's first ability by paying , untapping Skyshroud Ranger
7. Repeat

Results

• Infinite green mana
• Infinite landfall triggers