Leyline of Abundance + Llanowar Tribe + Umbral Mantle

G identity

Commander legal

The 3 combo pieces

• Leyline of Abundance
• Llanowar Tribe
• Umbral Mantle

What must be in place

Umbral Mantle attached to Llanowar Tribe.
Llanowar Tribe does not have summoning sickness.

How to execute it

1. Activate Llanowar Tribe by tapping it, adding {G}{G}{G}.
2. Leyline of Abundance triggers, adding {G}.
3. Activate Llanowar Tribe by paying {3} and untapping it, giving itself +2/+2 until end of turn.
4. Repeat.

What the combo produces

• Infinite +1/+1 counters on creatures you control
• Infinite green mana
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control
• Infinitely large creature until end of turn