Brokkos, Apex of Forever, Infested Thrinax, and Phyrexian Altar

Prerequisites

• Brokkos, Apex of Forever on the battlefield
• Infested Thrinax in hand
• Phyrexian Altar on the battlefield
• available

Steps

1. Cast Infested Thrinax by paying
2. When Infested Thrinax enters the battlefield, it triggers, causing you to create a number of 1/1 Saproling creature tokens when a nontoken creature you control dies
3. Activate Phyrexian Altar by sacrificing Brokkos, adding
4. When Brokkos dies, Infested Thrinax triggers, creating six 1/1 Saproling creature tokens
5. Activate Phyrexian Altar four times by sacrificing four Saprolings, adding
6. Cast Brokkos from your graveyard for its mutate cost by paying , putting it on top of a Saproling
7. Repeat from step 3

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Infinite creature tokens