Wight of the Reliquary, Elven Raft-Steerer, and Down in the Valley

Prerequisites

• Wight of the Reliquary on the battlefield
• Elven Raft-Steerer on the battlefield
• Down in the Valley on the battlefield

Steps

1. Activate Wight of the Reliquary by tapping it and sacrificing another creature, causing you to search your library for a land card and put it onto the battlefield tapped
2. When the land enters the battlefield, Elven Raft-Steerer and Down in the Valley trigger
3. Resolve the Elven Raft-Steerer trigger, creating a creature token
4. Resolve the Down in the Valley trigger, untapping Wight of the Reliquary
5. Repeat

Results

• Near-infinite landfall triggers
• Put all lands from your library onto the battlefield tapped