12 Alien Grunts vs 12 Assassins - Even Numbers - Half-Life Retro Battles
12 Alien Grunts vs 12 Security Guards - Even Numbers - Half-Life Retro Battles
12 Alien Grunts vs 12 HECU Grunts - Even Numbers - Half-Life Retro Battles
12 Alien Grunts vs 12 Otis - Even Numbers - Half-Life: Opposing Force Retro Battles
12 Security Guards vs 12 Assassins - Even Numbers - Half-Life Retro Battles
24 Alien Controllers vs 12 Grunts - Half-Life Retro Battles
12 Security Guards vs 12 Grunts - Even Numbers - Half-Life Retro Battles
Advanced alien grunt A.I in action
24 Vortigaunts vs 12 Grunts - Half-Life Retro Battles
24 Vortigaunts vs 12 Automatic Turrets - Half-Life Retro Battles
24 Vortigaunts vs 12 Security Guards - Half-Life Retro Battles
Gargantua vs 12 Assassins - Half-Life Retro Battles
24 Alien Controllers vs 12 Automatic Turrets - Half-Life Retro Battles
6 Otis vs 12 HL1 Grunts - Half-Life: Opposing Force Retro Battles
24 Alien Controllers vs 10 Assassins - Half-Life Retro Battles
24 Vortigaunts vs 10 Assassins - Half-Life Retro Battles
12 Shock Troopers vs 12 Assassins - Half-Life: Opposing Force Retro Battles
24 Alien Controllers vs 12 Otis - Half-Life: Opposing Force Retro Battles
12 Security Guards vs 12 Automatic Turrets - Even Numbers - Half-Life Retro Battles
Black Mesa | Enemies + | Alien Grunt Elite Boss Fight.
