Hei Bai, Forest Guardian + Phyrexian Altar + Umbral Mantle

Mana needed: {W}{U}{B}{R}{G}

WUBRG identity

Commander legal

The 3 combo pieces

• Hei Bai, Forest Guardian
• Phyrexian Altar
• Umbral Mantle

What must be in place

You control at least eight legendary enchantments.

How to execute it

1. Activate Hei Bai by paying {W}{U}{B}{R}{G} and tapping it, creating a 1/1 Spirit creature token for each legendary enchantment you control.
2. Activate Phyrexian Altar eight times by sacrificing eight Spirits, adding {3}{W}{U}{B}{R}{G}.
3. Activate Hei Bai by paying {3} and untapping it, giving it +2/+2 until end of turn.
4. Repeat.

What the combo produces

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