Issue 1
Countdown (2008-) #1
Final issue! Plotlines come to a close and the surviving heroes tend to their wounds. Mary Marvel confronts Black Adam and the Challengers make a decision about the future of the Multiverse!
Issue 2
Countdown (2008-) #2
The big battle that it's all been leading to is here: Jimmy Olsen against Darkseid! As these titans clash, Metropolis falls around them! But can even the super-powered Jimmy stand against the villainous New God?
Issue 3
Countdown (2008-) #3
Superman takes on the mad god Darkseid, but the villain has an ace up his sleeve—ace reporter Jimmy Olsen, that is! Can Superman defeat his pal? Plus, Mary Marvel goes toe-to-toe again Kyle Rayner and Donna Troy!
Issue 4
Countdown (2008-) #4
The Crisis on Earth-51 has ended for the heroes, who return to their Earth at long last. But new battles arise as Mary Marvel encounters Darkseid—who makes her an offer she just can't refuse!
Issue 5
Countdown (2008-) #5
Around the world, Earth's heroes try to save as many lives as possible as the virus continues to run rampant. Meanwhile, Buddy Blank and Una head into Gotham to try to rescue Buddy's family!
Issue 6
Countdown (2008-) #6
The Great Disaster begins! The heroes race to safely extract the Morticoccus Virus from Karate Kid, but their efforts prove too late as the virus breaks out and spreads—beginning with the first infections in Gotham City!
Issue 7
Countdown (2008-) #7
The Challengers, Mary Marvel and Una head to the Hall of Justice to seek help regarding Karate Kid's failing health—but when they arrive, no one recognizes them! The heroes desperately turn to Cadmus labs, but are they already too late?
Issue 8
Countdown (2008-) #8
Ray Palmer makes a startling discovery regarding Karate Kid, forcing the heroes to make a decision that could affect the lives of thousands. Plus, the truth behind Jimmy Olsen's transformations that began all the way at the start of the series!
Issue 9
Countdown (2008-) #9
Red Robin infiltrates Brother Eye's lair, The Pied Piper learns the truth about his and Trickster's ordeal, Firestorm and the Atomic Knights join the fight. And Brother Eye comes eye-to-eye with the most dangerous person on Apokolips!
Issue 10
Countdown (2008-) #10
Mary Marvel, Harley Quinn and Holly Robinson attempt to free the Olympian gods from imprisonment. Meanwhile, Karate Kid must battle against his friend Una, now an OMAC under Brother Eye's control!
Issue 11
Countdown (2008-) #11
The Challengers! Ray Palmer! Pied Piper! Brother Eye! Karate Kid! Una! Mary Marvel! Harley Quinn and Holly! Everyone's arrived on Apokolips and the battle begins! The heroes find themselves caught between Brother Eye's assimilation and Darkseid's forces!
Issue 12
Countdown (2008-) #12
The Challengers and Ray Palmer arrive on Apokolips! Meanwhile, on Paradise Island, the ceremony for the Furies begins, but Mary Marvel has something to say about it. Mary, Harley and Holly take on Granny Goodness!
Issue 13
Countdown (2008-) #13
Superman-Prime faces off against Monarch as another player steps out of the shadows to join the Monitor Solomon. Plus, the battle of Earth-51 comes to an end in a devastating way!
Issue 14
Countdown (2008-) #14
Superman-Prime finds his 'perfect Earth,' but you know what they say about being careful about what you wish for. Plus, the battle continues between the Monitors and Monarch, and Jason Todd adopts a new but familiar identity!
Issue 15
Countdown (2008-) #15
Mary Marvel is brought before Queen Hippolyta. Plus, Superman-Prime takes on the Monitor Solomon in his continuing quest for the "perfect Earth" and Ray Palmer reveals his connection to the Great Disaster!
Issue 16
Countdown (2008-) #16
War rages between the Monitors and the Monarch with Earth-51 as the battlefield! Caught in the crossfire, Green Lantern Kyle Rayner and the Atom take on the Crime Syndicate while Donna Troy faces her duplicate. Plus, the secret of Jimmy Olsen's powers revealed.
Issue 17
Countdown (2008-) #17
Mary Marvel's battle with Eclipso takes her to Paradise Island. Meanwhile, on Earth-51, the Challengers are betrayed by one of their own—just as the Monitors arrive with a score to settle!
Issue 18
Countdown (2008-) #18
Learn how Ray Palmer ended up on Earth-51 and why he decided to stay in this pacifist society—and how the arrival of the Challengers will change everything. Plus, the battle between Eclipso and Mary Marvel rages on!
Issue 19
Countdown (2008-) #19
Pied Piper goes to gruesome lengths to separate himself from the deceased body of Trickster. Meanwhile, the Challengers arrive on Earth-51 and deduce the location of Ray Palmer! Plus, the truth about the women of Paradise Island!
Issue 20
Countdown (2008-) #20
Brother Eye attempts to assimilate America's defensive network and unleashes dozens of OMACs while Karate Kid and Una try to escape Bludhaven. Meanwhile, Monarch builds his multiverse army in the Arena!
Issue 21
Countdown (2008-) #21
After the encounter with Deadshot, the Trickster is dead—but the Pied Piper is still attached to him and the cuffs are about to explode! Meanwhile, Granny Goodness continues to mold her new Female Furies and the women of Paradise Island continue their training and trials.
Issue 22
Countdown (2008-) #22
Trickster and Pied Piper run from Deadshot, but one of them won't make it far. Plus, Mary Marvel makes her move against Eclipso, but the move made might not be the one you expect! Finally, Jimmy Olsen is trapped on Apokolips and he'll need a Miracle to escape...
Issue 23
Countdown (2008-) #23
Superman-Prime interrogates Mxyzptlk in the most brutal way possible; Prime wants to find his perfect Earth and he'll force the imp to help him by any means necessary! Plus, Mary Marvel confronts Eclipso about her attempt to pass her off to Darkseid.
Issue 24
Countdown (2008-) #24
The Monitor, Jason Todd and Donna Troy home in on Ray Palmer's trail. Desaad takes control. Lex Luthor kidnapped—but by whom? Trickster and Piper: one will live...one will die! And Mister Mxyzptlk explains it all!
Issue 25
Countdown (2008-) #25
Deadshot hunts down the Pied Piper and Trickster while Jimmy Olsen is taken prisoner on Apokolips. Plus, the Karate Kid and Una explore the ruins of Bludhaven and run into the Atomic Knights!
Issue 26
Countdown (2008-) #26
The Monitors discuss the various actions of the characters in the series so far—and its impact on the Source Wall and the fabric of the Multiverse itself! With a crisis looming, the Monitors must decide their next course of action.
Issue 27
Countdown (2008-) #27
The Challengers battle Lord Havok and the Extremists on Earth-8 while Mary Marvel and Eclipso take on Shadowpact. Meanwhile, the Trickster and Pied Piper look to Two-Face for help—but, naturally, it'll all come down to a flip of a coin!
Issue 28
Countdown (2008-) #28
A new Forager arrives in Metropolis in search of Jimmy Olsen—and she brings with her some surprising news about the deceased New Gods. Plus, Karate Kid and Una talk with Brother Eye and Mary Marvel delivers a warped idea of justice across the world.
Issue 29
Countdown (2008-) #29
The Challengers continue their search for Ray Palmer while Holly Robinson and Harley Quinn battle sharks on their swim to Paradise Island. Plus, the descent of Mary Marvel continues!
Issue 30
Countdown (2008-) #30
Super-villains crash the wedding reception of Black Canary and Green Arrow—and the Trickster and Pied Piper are caught in the middle. Meanwhile, at Project Cadmus, Jimmy Olsen mutates and the Challengers arrive on Earth-15!
Issue 31
Countdown (2008-) #31
The Challengers arrive on Earth-3 and encounter the Crime Society. Meanwhile, Holly Robinson prepares for her departure to Paradise Island and Eclipso continues the corruption of Mary Marvel!
Issue 32
Countdown (2008-) #32
Jimmy Olsen arrives at Project Cadmus and an ancient evil summons Mary Marvel. Meanwhile, Supergirl and Wonder Girl attempt to sneak into Black Canary's bachelorette party!
Issue 33
Countdown (2008-) #33
Mary Marvel gets attacked by a sorcerer and is assisted by none other than Klarion the Witch Boy! But what price does the child magician want for his help? Plus, the Pied Piper and Trickster crash Black Canary's bachelorette party!
Issue 34
Countdown (2008-) #34
The Pied Piper and the Trickster encounter the last person they wanted to see: the Flash Wally West! Meanwhile, Queen Belthera takes control of Bob the Monitor and his power to traverse worlds!
Issue 35
Countdown (2008-) #35
Zatanna and Mary Marvel continue their fight, while another player watches. At the Athenian shelter, Holly Robinson participates in gladiatorial combat! And Karate Kid and Una battle Equus during their search for Mister Orr.
Issue 36
Countdown (2008-) #36
At Shadowcrest, Zatanna continues to train Mary Marvel in her new powers, but Mary's new personality decides to amp up the session! Plus, after failing to join the Teen Titans, Mr. Action takes a chance with the JLA.
Issue 37
Countdown (2008-) #37
Oracle tries to crack the code of Karate Kid's illness. Meanwhile, the Atom, Bob the Monitor, Donna Troy and Jason Todd continue their search for Ray Palmer and the Trickster and Pied Piper run afoul of Poison Ivy.
Issue 38
Countdown (2008-) #38
Mary Marvel and Zatanna encounter Slig of Deep Six while a global computer virus wreaks havoc across the US. Plus, Mr. Action tries out for the Teen Titans!
Issue 39
Countdown (2008-) #39
Karate Kid and Una break into Oracle's headquarters in search of a cure for Karate Kid. Meanwhile, the Pied Piper and the Trickster seek shelter in the Iceberg Lounge, bringing them face-to-beak with the Penguin!
Issue 40
Countdown (2008-) #40
The Atom, Jason Todd, Donna Troy and the Monitor continue their search for Ray Palmer—but first they must overcome the inhabitants of the Palmerverse. Plus, Holly Robinson witnesses an event that has her questioning the motives of the Athenian Women's Shelter!
Issue 41
Countdown (2008-) #41
Jimmy Olsen prepares for the debut of his new superhero identity: Mr. Action! Meanwhile, Mary Marvel contemplates her recent aggression and Jason Todd, Donna Troy and the Monitor head to the Palmerverse.
Issue 42
Countdown (2008-) #42
The Pied Piper and the Trickster awaken from their encounter with Deadshot and Multiplex and find themselves chained together with shocking results! Back in Gotham City, Mary Marvel teams up with the Riddler and takes on Clayface!
Issue 43
Countdown (2008-) #43
Another funeral for the Teen Titans and the DCU as a whole as one of the world's greatest heroes gets laid to rest. Plus, Holly Robinson learns more about the Athenian Women's Shelter from a surprising source!
Issue 44
Countdown (2008-) #44
Mary Marvel arrives at the Rock of Eternity and finds her brother Billy transformed into the new guardian. Meanwhile, Forerunner runs into a powerful new ally, and Jimmy Olsen goes looking for trouble in Suicide Slum!
Issue 45
Countdown (2008-) #45
Donna Troy faces off against Forerunner, an agent of the Monitors, but Forerunner's strength may be more than Donna can handle! Meanwhile, the Monitors themselves discuss the recent breaches in the Source Wall.
Issue 46
Countdown (2008-) #46
The newly re-powered Mary Marvel starts seeking out pieces of the shattered Rock of Eternity. Jason Todd and Donna Troy discuss what the murderous actions of a Monitor could mean. And Jimmy Olsen runs into an agent of Darkseid!
Issue 47
Countdown (2008-) #47
The Monitors reach a surprising decision regarding the anomalies of the Multiverse. Meanwhile, Pied Piper and Trickster share their views on being Rogues and Mary Marvel regains her powers—but at what cost?
Issue 48
Countdown (2008-) #48
The Death of a New God! The New God Lightray appears in the streets of Metropolis, bruised and broken. Plus, in Gotham City, Mary Batson confronts Black Adam about the loss of their powers and the Titans hold a funeral for Duela Dent.
Issue 49
Countdown (2008-) #49
Killer Croc versus...Jimmy Olsen?! On his way out from Arkham Asylum, Jimmy encounters the massive Batman villain, who's looking to make a meal out of the cub reporter! Meanwhile, the Monitors gather to pass judgment on the actions of one of their own.
Issue 50
Countdown (2008-) #50
Jimmy Olsen searches for answers on the death of Duela Dent—a search that takes him to the halls of Arkham City and to the cell of the Clown Prince of Crime! Meanwhile, Mary Batson meets with Madame Xanadu and requests help in finding Freddie Freeman!
Issue 51
Countdown (2008-) #51
When a character dies, it sets off an unexpected ripple that will touch virtually every character in the DC Universe—from the villains to the heroes to those from other worlds! The countdown is on—and so begins the end!