Crackdown Construct + Lavaclaw Reaches

Crackdown Construct
Lavaclaw Reaches

Requires
Crackdown Construct must be on the battlefield. Lavaclaw Reaches must be on the battlefield. Mana needed: 1br
Steps
  1. Activate Lavaclaw Reaches's ability so that it becomes a creature.
  2. Activate it to give it +0/+0 until end of turn infinite times to get infinite Construct triggers.
  3. Repeat.
Results
Infinitely large Crackdown Construct until end of turn.