Barrin, Master Wizard + Myr Battlesphere + Ashnod's Altar + Panharmonicon
Barrin, Master Wizard
Myr Battlesphere
Ashnod's Altar
Panharmonicon
Requires
Barrin, Master Wizard must be on the battlefield.
Myr Battlesphere must be in hand.
Ashnod's Altar must be on the battlefield.
Panharmonicon must be on the battlefield.
Mana needed: 
Steps
- Cast Myr Battlesphere by paying .
- When Myr Battlesphere enters the battlefield, it triggers twice, creating eight 1/1 Myr artifact creature tokens.
- Activate Ashnod's Altar five times by sacrificing five Myrs, adding ten .
- Activate Barrin by paying
and sacrificing a Myr, returning Myr Battlesphere to your hand from the battlefield. - Repeat.
Results
Infinite colorless mana. Infinite creature tokens. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite storm count.
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