BAaaCA is a simple weapon replacement mod for MBF21 supported source ports, to spruce up your gameplay playthroughs. Start off wielding a basic shotgun (no pistols here!), and then obtain more powerful weapons including a gun that shoots hitscans in a plus-shaped pattern, a railgun that shoots powerful piercing bolts, a sword that can be charged up to throw out a fireball, and a few others too.   Should work with most map packs, but some (particularly ones that provide a custom palette