Weaver of Harmony + Umbral Mantle + Go-Shintai of Shared Purpose + Phyrexian Altar

Prerequisites

• Umbral Mantle attached to Weaver of Harmony.
• Weaver of Harmony does not have summoning sickness.
• You control at least five other Shrines.

Steps

1. 1At the beginning of your end step, Go-Shintai triggers.
2. 2Holding priority, activate Weaver of Harmony by paying and tapping it, copying Go-Shintai's ability.
3. 3Resolve the copy of Go-Shintai's ability, paying to create at least six 1/1 Spirit creature tokens.
4. 4Activate Phyrexian Altar five times by sacrificing five Spirit tokens, adding .
5. 5Activate Weaver of Harmony by paying and untapping it, giving it +2/+2 until end of turn.
6. 6Repeat from step 2.

Effects

• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite creature tokens
• Infinite death triggers
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control
• Infinitely large creature until end of turn