The Hunters are 2.4 m tall and have the ability to go wherever the player can go. in the other games such as the 'Hunters' and 'The Striders' or even both of them at the same time. It introduces new enemies into the game that you couldn't vs. The second episode has more legendary scale fights that keep on coming and never stop. From what I could gather, Episode One was supposed to be shorter than Episode Two but it's slow game-play and repetitive fights made the game seem twice as long.
My answer was answered as I played Episode Two through steam and from the first kill, I realized something: I had to get ready for the short ride, a very short ride indeed.
After playing the very disappointing Half Life 2: Episode One, I was very upset and was thinking, 'How can they propel Episode Two far enough to stop it from being an episode one?'.