Got a plan to anchor the beast to the ground. Decided to just drill holes and epoxy threaded rods. The slab is ~6″ deep. Guy hit rebar in three of the holes so those ones are only about 3″, but it still works out.

Using some anchoring epoxy from Simpson Strong Tie and 3/4″ threaded rod.

Referenced this:
Anchor Bolt Pullout Strength

And I’m going by the KR350 manual which is the closest I could find: