 The 4th installment on the Batman franchise, this one centers around the villain Mr. Freeze who has gone evil because of the near death of his wife, Lady Fries. Also introducing Poison Ivy, the deadliest plant-lover in the world who will get pissed-off if you "fool with Mother Nature". Poison Ivy, whilst controlling the strong, buff villain Bane develops into Mr. Freeze s sidekick while ironically she only causes trouble between The Dark Knight himself and The Boy Wonder. The villains plot to freeze Gotham and to be the only remaining humans on the planet. But Batman and Robin must come together despite their differences and their butler Alfred s deadly illness that only Freeze has the cure for. They find help from heroine, Batgirl while they plan to defeat Freeze, Ivy, and Bane.