Ashaya, Soul of the Wild, Stone-Seeder Hierophant, Skyshroud Ranger, and Boros Garrison

Prerequisites

• Ashaya, Soul of the Wild on the battlefield
• Stone-Seeder Hierophant on the battlefield
• Skyshroud Ranger on the battlefield
• Boros Garrison in hand
• Stone-Seeder Hierophant and Skyshroud Ranger do not have summoning sickness

Steps

1. Activate Skyshroud Ranger by tapping it, putting Boros Garrison onto the battlefield from your hand
2. Boros Garrison and Stone-Seeder Hierophant trigger
3. Resolve the Stone-Seeder Hierophant trigger, untapping it
4. Activate Stone-Seeder Hierophant by tapping it, untapping Skyshroud Ranger
5. Resolve the Boros Garrison trigger, returning it to your hand
6. Repeat

Results

• Infinite landfall triggers