GRIME (Instant delivery)

https://store.steampowered.com/app/1123050/GRIME/

Destroy... Absorb... Grow... GRIME is a fast and unforgiving Action-Adventure RPG in which you crush your foes with living weapons that mutate form and function, and then consume their remains with a black hole to strengthen your vessel as you break apart a world of anatomical horror and intrigue.