Garrison Monstrosity

When Garrison Monstrosity comes into play, put six 1/1 black and red goblin rigger creature tokens into play under your control, then target opponent gains control of Garrison Monstrosity.
Garrison Monstrosity can block any number of creatures, and attacks if able.
"One minute we were all asleep. Then the next minute, Sergeant Jexyll grew twenty feet tall and started ripping the encampment apart. We had no choice but to fight back!" -Rigger's report