Prossh, Skyraider of Kher + Phyrexian Altar + Doubling Season

Prerequisites

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Steps

1. 1Cast Prossh from the command zone by paying and commander tax, if applicable.
2. 2Prossh triggers, creating a number of 0/1 Kobolds of Kher Keep creature tokens equal to twice the amount of mana spent to cast Prossh.
3. 3Activate Phyrexian Altar three times by sacrificing Prossh and two Kobolds, adding .
4. 4Choose to return Prossh to the command zone from your graveyard.
5. 5Activate Phyrexian Altar by sacrificing a Kobold, adding .
6. 6Repeat step 5 until you have enough mana to cast Prossh.
7. 7Repeat from step 1.

Effects

• Infinite colored mana
• Infinite commander casts
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers