Spigot (Half Life Introduction)

1 Spigot (Half Life Introduction)
2 The Rutherford Principle (Half-Life)
3 Venusian Duress (Half-Life 2)
4 Triumphs of the Guerilla Revolution (Half-Life 2 Episodes)
5 The Reconnaissant Prodigy (Half-Life: Alyx)
6 Mephistophelian Epinephrine Lute (Black Mesa)
7 Savior, O' Surrogate (Half-Life: Opposing Force & Blue Shift)