Countdown (2007) #15

Story by Paul Dini Story consultant Keith Giffen Scripts by Tony Bedard Art by Pete Woods and Tom Derenick Covers by Woods It's all-out war as the Challengers find Ray Palmer - and so does everyone else! The fate of a universe hangs in the balance, as heroes and villains from across the multiverse face betrayal and death with Earth as their battlefield! Plus, more DC Villains origin backup stories, including Harley Quinn! COUNTDOWN 15 on sale January 16