The Bloodpack in Blade II are an elite group of vampire warriors formed to hunt down Blade. Ironically, they're only introduced to team up with Blade against the Big Bad. Ultimately some of them remain villains throughout the shaky alliance.
Top Dollar's gang from The Crow are all pretty quirky. Oddly enough, they were the ones responsible for the rape and murder or Eric's girlfriend as well as his own murder, making them his actual targets. We soon find out that Top Dollar was ultimately responsible for their actions leading to a climatic battle with the real Big Bad.