Hostility + Reiterate + Thud + Phyrexian Altar

Prerequisites

• You control another creature with power seven or greater.

Steps

1. 1Cast Thud by paying and sacrificing a creature you control with power seven or greater.
2. 2Holding priority, cast Reiterate with buyback by paying , creating a copy of Thud and returning Reiterate to your hand.
3. 3Resolve the Thud copy, causing you to create at least seven 3/1 Elemental Shaman creature tokens with haste due to Hostility.
4. 4Activate Phyrexian Altar seven times by sacrificing seven Elemental Shamans, adding .
5. 5Repeat from step 2 an arbitrarily large number of times.
6. 6Activate Phyrexian Altar by sacrificing Hostility, adding .
7. 7Hostility dies, shuffling itself into your library from your graveyard.
8. 8Cast Reiterate with buyback by paying , creating a copy of Thud and returning Reiterate to your hand.
9. 9Resolve the Thud copy, dealing at least seven damage to any target.
10. 10Repeat from step 8.

Effects

• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite creature tokens with haste
• Infinite damage
• Infinite death triggers
• Infinite magecraft triggers
• Infinite storm count