Blossoming Tortoise + Crackdown Construct + Mutavault

G identity

Commander legal

The 3 combo pieces

• Blossoming Tortoise
• Crackdown Construct
• Mutavault

How to execute it

1. Activate Mutavault's second ability by paying {0}, causing it to become a 2/2 creature with all creature types in addition to its other types until end of turn.
2. Activate Mutavault's second ability by paying {0}.
3. Crackdown Construct triggers, giving itself +1/+1 until end of turn.
4. Repeat from step 2.

What the combo produces

• Infinitely large creature until end of turn