Basalt Monolith + Training Grounds + Workshop Elders

U identity

Commander legal

The 3 combo pieces

• Basalt Monolith
• Training Grounds
• Workshop Elders

What must be in place

Basalt Monolith does not have summoning sickness.

How to execute it

1. At the beginning of combat, Workshop Elders triggers, making Basalt Monolith a 0/0 artifact creature until end of turn and putting four +1/+1 counters on it.
2. Activate Basalt Monolith's first ability by tapping it, adding {C}{C}{C}.
3. Activate Basalt Monolith's last ability by paying {1}, untapping it.
4. Repeat.

What the combo produces

• Infinite colorless mana