When It Comes to War Games, the F-35 Just Keeps Winning Simulations give us a sense of how powerful and high-tech the stealth fighter is, and right now the verdict is that it is tough to beat. Here's What You Need to Know: The Red Flag exercise, and annual live combat-like training event, drew from an unprecedented amount of advanced threat scenarios, representing "near-peer" threats. Red Flag aggressors, according to the Air Force report, included “advanced integrated air-defense systems, an adversary Air Force, cyber-warfare and information operations.” As 60 enemy fighters closed in on a US Air Force 4th Generation fighter aircraft, blinding the jet with electronic warfare attacks, an experienced pilot faced unseen life-threatening attackers closing in -- during an air-combat Red Flag exercise closely replicating actual warfare scenarios back in 2019.