Michael Valentine, veteran and former member of an elite private military company, has been recruited by the government to conduct a secret counter-terror operation in the Persian Gulf nation of Zubara. The unit is called Dead Six. Their mission is to take the fight to the enemy and not get caught. Lorenzo, assassin and thief extraordinaire, is being blackmailed by the world's most vicious crime lord. His team has to infiltrate the Zubaran terrorist network and pull off an impossible heist or his family will die.

Court Gentry is known as The Gray Man—a legend in the covert realm, moving silently from job to job, accomplishing the impossible, and then fading away. And he always hits his target. But there are forces more lethal than Gentry in the world. And in their eyes, Gentry has just outlived his usefulness. Now, he is going to prove that for him, there's no gray area between killing for a living-and killing to stay alive.

It is fall. CIA analyst Jack Ryan, historian and former Marine, is vacationing in London with his wife and young daughter. Suddenly, right before his eyes, a terrorist group launches its deadly attack. Instinctively, he dives forward to break it up, and is shot. It is not until he wakes up in the hospital that he learns whose lives he has saved - the Duke and Duchess of Kent.

John Dempsey's life - as an elite Tier One Navy SEAL named Jack Kemper - is over. A devastating terrorist action catapults him from a world of moral certainty and decisive orders into the shadowy realm of espionage, where ambiguity is the only rule. His new mission: hunt down those responsible for the greatest tragedy in the history of the US Special Ops and bring them to justice.

A secret buried in the Antarctic. A puzzle unsolved for thousands of years. And a Brooklyn-born master gunnery sergeant who's royally pissed that he has to babysit the researchers sent to figure it all out. But when Patrick "Wic" Finnegan finally sees what the team has uncovered, he can't believe his eyes, nor is he prepared for the violence to come. Soon, the portal opens and unleashes a storm of unbridled fury upon humanity.

Meet Kolt Raynor. A Delta Force operator and one-time American hero, he is still trying to make sense of his life - and duty - after a secret mission gone bad. Three years ago, in the mountains of Pakistan, Raynor made a split-second decision to disobey orders - one that got some of his teammates killed and the rest captured. Now he’s been given a second chance to do right by his country, his men, and himself. But Raynor’s shot at redemption comes at a price.

Eric Steele is the best of the best - an Alpha - an elite clandestine operative assigned to a US intelligence unit known simply as the "Program". A superbly trained Special Forces soldier who served several tours fighting radical Islamic militants in Afghanistan, Steele now operates under the radar, using a deadly combination of espionage and brute strength to root out his enemies and neutralize them.

Josh Duffy is staring into the abyss. A decorated army veteran turned military contractor, his last mission went sideways, leaving him badly injured and his career derailed. Now, he’s working as a mall cop, trying to keep his family one step ahead of the bill collectors. So when a chance at redemption - and a big pay day - comes his way, Duff eagerly jumps in. The job - to ride shotgun on a motorcade of heavily armed and armored vehicles as they roll into Mexico’s cartel country.

Eco-terrorists unleash the worst attack the world has ever seen. Over 25,000 autonomous combat drones are released in Manhattan. Hundreds of thousands are dead, and the entire island is evacuated and quarantined in just a few days' time. Ten years later, Manhattan is still empty of humans, with the exception of the salvage specialists of the most watched reality show in history: Zone War. Produced live and unedited, the show follows five teams of armored vehicle specialists who brave the active drones to recover lost riches and collect bounties on dead ones.

The end begins with a viral outbreak unlike anything mankind has ever encountered before. The infected are subject to delirium, fever, a dramatic increase in violent behavior, and a one-hundred percent mortality rate. Death. But it doesn't end there. The victims return from death to walk the earth. When a massive military operation fails to contain the plague of the living dead it escalates into a global pandemic.

It spread fast - no time to understand it - let alone learn how to fight it. Once it reached you, it was too late. All you could do is run. Rumored safe zones and potential for a cure drifted across the populace, forcing tough decisions to be made. They say only the strong survive. Well, they forgot about the smart, the inventive, and the lucky.

The United States of America is falling before the armies of the dead. Leading the sole survivors of the US Army's 10th Mountain Division out of the overrun city of New York, Captain Phil Hastings heads for the safety of Fort Indiantown Gap, a National Guard training facility deep in the woodlands of Pennsylvania. Joining with other remnants of the military, government, and civilian communities, Hastings and his men must try to keep the tsunami of corpses from taking over the world and plan the resurrection of the nation.

Dr. Lauren Hale, a new hospital resident, is nearly killed by a raving mad emergency room patient, in a senseless, unprovoked attack. Officer David Olson, veteran cop and former Marine, returns from a father-son camping trip to discover that his ex-wife has vanished under bizarre circumstances, and his police department is on the verge of collapse. Jack and Emma Harper, a young, upwardly mobile couple, find their hip city neighborhood rapidly descending into madness.

It started in the Middle East. A flu-like plague that infected thousands and killed roughly 10 percent of its victims. Those who died awoke once again, but they were no longer among the living - they came back as soulless, carnivorous corpses who desired only one thing: to feed on living human flesh. The citizens of Single Tree, California, want the stenches and those fleeing them to ignore the town long enough for it to be transformed.... But time is not on their side.

What's worse than a child with a magnifying glass, a garden full of ants, and a brilliant mind full of mischief? Try Al, a well-meaning but impish artificial intelligence with the mind of a six-year-old and a penchant for tantrums. Hope Takeda, a lab assistant charged with educating and socializing Al, soon discovers that day care is a lot more difficult when your kid is an evolving and easily frightened A.I.