Yet one villain surpasses them all as the Caped Crusader's greatest threat: Ra's al Ghul. Batman's career as Gotham's protector is often built on the assumption that he's the best at what he does.

They had a vendetta against Gotham. Ra's saw it as a cathedral which lost ... especially the grandson who keeps rebuking the al Ghul dynasty. Batman Ninja vs. Yakuza League is now available ...

and returns to Gotham after being away for two decades. There, Batman battles Lovecraftian supernatural forces and encounters allies and enemies such as Green Arrow, Ra's al Ghul, Mr. Freeze ...