Yotian Dissident, Lesser Masticore, and Phyrexian Altar

Prerequisites

• Yotian Dissident on the battlefield
• Lesser Masticore on the battlefield
• Phyrexian Altar on the battlefield
• Lesser Masticore does not have a -1/-1 counter on it

Steps

1. Activate Phyrexian Altar by sacrificing Lesser Masticore, adding one mana of any color
2. Lesser Masticore dies, triggering its persist ability, returning it from your graveyard to the battlefield with a -1/-1 counter on it
3. Lesser Masticore enters the battlefield, triggering Yotian Dissident, putting a +1/+1 counter on Lesser Masticore
4. Repeat

Results

• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers