Teenage Mutant Ninja Turtles 2 - Battle Nexus is a beat 'em up video game that was released in 2004. It was developed by Konami and published by Konami. The game features various playable characters from the Teenage Mutant Ninja Turtles animated series and allows players to engage in battles with various enemies. The game also includes various mini-games and puzzles that players can complete.