and yes: you will be able to pet the Headcrab in HL3

the crowbar in Half Life 3 won't just be a melee weapon its gonna be a full physics based multitool and you can do stuff like Pry open vents realistically Jam Combine doors Redirect energy beams Snap boards, pipes, or locks depending on hit angle And yes, you can throw it and call it back like a low-tech gravity hammer