Knight Rampager

Construct 2 (At the beginning of your upkeep, put two +1/+1 counters on this creature.)
Unfinished 6 - If this creature has less than 6 +1/+1 counters, it can't attack.
All Warmachines you control have trample.
This creature cannot be tapped by any means.
If Knight Rampager can attack, it must attack each turn if able.