Wight of the Reliquary, Retreat to Coralhelm, and Emeria Angel

Prerequisites

• Wight of the Reliquary on the battlefield
• Retreat to Coralhelm on the battlefield
• Emeria Angel 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, Emeria Angel and Retreat to Coralhelm trigger
3. Resolve the Emeria Angel trigger, creating a 1/1 Bird creature token
4. Resolve the Retreat to Coralhelm trigger, untapping Wight of the Reliquary
5. Repeat

Results

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