Crowbar is well known as a master of breaking and entering. It doesn't matter if we're talking computer systems, human safes, or enemy compounds he's got the tools and skills needed to get you in. His weapons of choice are "nanotech sentries".
He also gives this wiki a lot of openings to make references to The Lost Skeleton of Cadavra. but he betrayed them so he can join Gumball and his team.
- The name crowbar, is known as a weapon.