Conquer Grave Danger in Half-Life 2: Episode Two

Walkthrough

1
The chapter begins immediately after the events of Episode One, with Gordon and Alyx surviving a train derailment caused by the Citadel Core's detonation.
2
Alyx retrieves the Gravity Gun to free Gordon from the wreckage. The ruins of City 17 and a forming Superportal above the collapsed Citadel are visible.
3
A portal storm emanates from the Citadel ruins, destroying a rail bridge and revealing a mine shaft entrance.
4
Gordon and Alyx must travel through the mine shaft, which is infested with Zombies and Antlions.
5
They reach a communication building where Alyx contacts the White Forest base.
6
Dr. Kleiner and Eli Vance express relief at their survival. Arne Magnusson, head of the White Forest base, is introduced and is primarily concerned with the data packet.
7
The sound of a hunter-chopper signals an impending threat.

Tips

Be prepared for combat with Zombies and Antlions in the mine shaft.
Ensure the Gravity Gun is readily accessible for clearing debris and defense.
Listen carefully for audio cues, such as the hunter-chopper, which may indicate approaching danger.