Life and Limb, Maskwood Nexus, and Emeria Angel

Prerequisites

• Life and Limb on the battlefield
• Maskwood Nexus on the battlefield
• Emeria Angel on the battlefield
• You have a land card in hand

Steps

1. Play any land from your hand
2. The land enters the battlefield, triggering Emeria Angel, creating a 1/1 Bird creature token
3. The Bird enters the battlefield as a Saproling due to Maskwood Nexus, which also causes it to be a Forest land due to Life and Limb
4. Emeria Angel triggers, creating a 1/1 Bird creature token
5. Repeat from step 3

Results

• Infinite creature tokens
• Infinite ETB
• Infinite landfall triggers