Sporoloth Ancient, Fungal Bloom, Phyrexian Altar, and Doubling Season

Prerequisites

• Sporoloth Ancient on the battlefield
• Fungal Bloom on the battlefield
• Phyrexian Altar on the battlefield
• Doubling Season on the battlefield
• available

Steps

1. Activate Fungal Bloom by paying , putting two spore counters on Sporoloth Ancient
2. Activate Sporoloth Ancient by removing two spore counters from it, creating two 1/1 Saproling creature tokens
3. Activate Phyrexian Altar twice by sacrificing the Saprolings, adding
4. Repeat
5. Activate Fungal Bloom by paying , putting two spore counters on a Fungus you control
6. Activate a Fungus by removing two spore counters from it, creating two 1/1 Saproling creature tokens
7. Activate Phyrexian Altar twice by sacrificing two Saprolings, adding
8. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers