Fertilid, Amulet of Vigor, Retreat to Kazandu, and Lotus Cobra

Prerequisites

• Fertilid on the battlefield
• Amulet of Vigor on the battlefield
• Retreat to Kazandu on the battlefield
• Lotus Cobra on the battlefield
• Fertilid has 2 or more +1/+1 counters on it
• available

Steps

1. Activate Fertilid, searching your library for a basic land card, putting it onto the battlefield tapped
2. When it enters the battlefield, Amulet of Vigor, Retreat to Kazandu and Lotus Cobra trigger
3. Amulet of Vigor's trigger resolves, untapping the land
4. Lotus Cobra's trigger resolves, adding
5. Retreat to Kazandu's trigger resolves, putting a +1/+1 counter on Fertilid
6. Repeat

Results

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