More than 20 years after it first launched, Halo remains one of the most iconic sci-fi franchises in gaming. Across six mainline games, players have battled alien empires, ancient superweapons, terrifying parasites, and rogue artificial intelligence. Along the way, Halo has built one of the richest stories in the FPS genre.
If you’re jumping into the series for the first time, though, it can all feel a little overwhelming. Between the games, novels, comics, and spin-offs, there’s a lot of Halo lore to unpack.
Thankfully, you don’t need to know every last detail to enjoy the journey. This guide focuses on the six mainline Halo games, breaking down the key events, major characters, and biggest turning points. Whether you’re preparing...