The story expansion launches on September 4th for Xbox Series X/S, PS5, and PC, and sees Indy investigating seemingly undead enemies.
The enhanced hair rendering technology will be released alongside the upcoming The Order of Giants expansion early next month.
Invincible VS, Dying Light: The Beast, Cronos: The New Dawn, Metal Gear Solid Delta: Snake Eater, and much more will also appear.
Attendees can also play Metal Gear Solid Delta: Snake Eater, Final Fantasy 7 Remake Intergrade, Invincible VS, and more at the Xbox booth.
Design director Jens Andersson also noted that it was "really hard", but it wasn't the most difficult part of making the game.
The upcoming expansion will see the famed archaeologist travelling to the streets of Rome and discovering sinister secrets in the catacombs underneath.
