Llanowar Scout, Guildless Commons, and Elven Raft-Steerer

Prerequisites

• Llanowar Scout on the battlefield
• Guildless Commons in hand
• Elven Raft-Steerer on the battlefield

Steps

1. Activate Llanowar Scout by tapping it, putting Guildless Commons from your hand onto the battlefield
2. When Guildless Commons enters the battlefield, it and Elven Raft-Steerer trigger
3. Resolve the Guildless Commons trigger, returning itself from the battlefield to your hand
4. Resolve the Elven Raft-Steerer trigger, untapping Llanowar Scout
5. Repeat

Results

• Infinite landfall triggers