Fertilid, Tireless Provisioner, Bristly Bill, Spine Sower, and Archelos, Lagoon Mystic

Prerequisites

• Fertilid on the battlefield
• Tireless Provisioner on the battlefield
• Bristly Bill, Spine Sower on the battlefield
• Archelos, Lagoon Mystic on the battlefield
• available

Steps

1. Activate Fertilid by paying and removing a +1/+1 counter from it, causing you to search your library for a basic land card and put it on the battlefield untapped due to Archelos
2. When the basic land enters, Tireless Provisioner and Bristly Bill trigger
3. Resolve the Tireless Provisioner trigger, creating a Treasure token
4. Activate the Treasure by tapping and sacrificing it, adding
5. Resolve the Bristly Bill trigger, putting a +1/+1 counter on Fertilid
6. Activate the basic land by tapping it, adding
7. Repeat

Results

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