Get ready for the first-ever Superboy/Kid Flash race! Bart Allen may have the speed, but Conner Kent has the power – who will win?! Meanwhile, a dangerous threat is nipping at their heels, one that may mean the end for Superboy, Kid Flash and all of Smallville!
Patience may be a virtue, but can Batgirl stand still long enough to stop a super-speedster foe? “The Lesson” continues as the mysterious Order of the Scythe unleashes its first weapon in their war on Batgirl – Slipstream!