Great Oak Guardian + Phyrexian Altar + The Jolly Balloon Man

Mana needed: {1}

RGW identity

Commander legal

The 3 combo pieces

• Great Oak Guardian
• Phyrexian Altar
• The Jolly Balloon Man

How to execute it

1. Activate The Jolly Balloon Man by paying {1} and tapping it, creating a token copy of Great Oak Guardian that is a 1/1 Balloon with flying and haste in addition to its other types.
2. When the Great Oak Guardian token enters the battlefield, it triggers, untapping all creatures you control and giving them +2/+2 until end of turn.
3. Activate Phyrexian Altar by sacrificing Great Oak Guardian, adding at least one mana.
4. Repeat.

What the combo produces

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