Sporemound, Life and Limb, and Ashnod's Altar

Prerequisites

• Sporemound on the battlefield
• Life and Limb on the battlefield
• Ashnod's Altar on the battlefield
• An additional land card in hand

Steps

1. Play a land
2. Sporemound triggers, creating a 1/1 Saproling token that is also a Forest
3. Repeat step 2 any number of times
4. Activate Ashnod's Altar any number of times by sacrificing Sporemound and any number of Saprolings, adding any amount of colorless mana

Results

• Draw the game
• Infinite colorless mana
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite landfall
• Infinite LTB
• Infinite sacrifice triggers