you could actually have a 4 poly crate, since no one said a crate has to be a cube lol. if it allways lies on the floor you can optimize it further and make it a 3 poly crate.
Since often in games that are not locked to convex hull geometry, you remove underside faces and faces you can't see like those against walls etc.
Since often in games that are not locked to convex hull geometry, you remove underside faces and faces you can't see like those against walls etc.