Ironcrank Hive

Ironcrank Hive enter the battlefield tapped and
can't untap during untap step.
{t}: Create x 1/1 Drone Insect named Bug
Ironcrank with flying and "When artifact enter
the battlefield, put +1/+1 counter on Bug
Ironcrank." when x is the number of Bug
Ironcrank you control.
{8}: Untap Ironcrank Hive