One of the upcoming fighter to enter Injustice 2 has been revealed to be the Atom in the Fighter Pack 3 DLC.
Physics prodigy Ryan Choi took on the mantle of the Atom when his mentor — and original Atom —Ray Palmer mysteriously disappeared. Now armed with quantum shrinking technology, Ryan will use the subatomic power of the quantum bio-belt to seek out his lost friend and further the fight for justice.