Half-Life Alyx is a prequel to Half-Life 2. There is one brief scene that takes place at an alternate timeline of the ending of episode 2, so I wouldn't really consider that as an actual sequel to episode 2. Also, it makes you even wanna ask more questions about the cliffhanger. #11. Half-Life 2: Episode 2 The episodes were basically expansions and they never released a third one unfortunately, just left the game on a cliffhanger. I can see why the naming system is confusing though since 'Episode 1' is the second part of the Half-Life 2 story. The episodes aren't included by default in Half-Life 2 and have to be bought Half-Life 2 was followed by the free extra level Lost Coast (2005) and the episodic sequels Episode One (2006) and Episode Two (2007). In 2020, after canceling Episode Three and several further Half-Life projects , Valve released a prequel, Half-Life: Alyx . the expansion for the original game "half life opposing force" is probably like 8 hours on a first play-through, and the second expansion "blue shift" is probably like 4. the two episodes that followed half life 2 (called half life 2 episode 1 and half life 2 episode 2) are about 5 and 7 hours respectively. Sandvich18. • 9 yr. ago. Modes. Single player. Rating (s) Links. Half-Life 2: Episode One (originally Half-Life 2: Aftermath) is the first in a series of three episodes charting the aftermath of the events in Half-Life 2. Episode One takes place in and around City 17, and it's only at the end of the episode where you finally leave City 17 for the first time; a journey The legacy of Half-Life 2. November 16th, 2004 was a red letter day on both sides of the screen. The original Half-Life had redefined the FPS as an immersive experience instead of merely a series Second, I know that this isn't an official Valve document by any means, but it does help illustrate why Half-Life 2: Episode 3 doesn't exist yet. Half-Life and Half-Life 2 were both genre-defining Half-Life 2 takes the suspense, challenge, and visceral charge of the original Half=Life and adds startling new realism and responsiveness. Half-Life 2 opens the door the a world where the player's presence affects everything around him, from the physical environment to the behaviors and even the emotins of both friends and enemies. It clearly does not include all the Half-Life 2 titles, Half-Life 2: Lost Coast and Half-Life 2: Survivor are missing, so to promote it under this name would IMO be cherrypicking. To promote it under the "episodes" name would be fine, a la the Star Wars topic or the "Halo trilogy" topic. An alternative half-life equation exists that relates half-life to other pharmacokinetic parameters known as the volume of distribution and clearance (Equation 3). [3] [4] Equation 1: ln [ Ao ]/ [ A ]=kt. Equation 2: t-half= 0.693/k. Equation 3: t-half= 0.693*Vd/CL, where Vd is the volume of distribution and CL is clearance. 0zpEJ.