The first episode of Red vs. Blue introduces the main characters, and poses the all-important question, why are we here?

The Reds get a new piece of equipment, and Grif has a problem with its name.

The Red and Blue armies get new recruits.

Caboose is given the job of "guarding the flag". Donut goes to the store.

Donut returns from the store with a surprise.

The Blues go through the teleporter. The Reds get the upper hand.

While Church and Tucker lament their current situation, Caboose hops into the tank.

Grif and Simmons flee as Caboose's trigger happy firing has dire consequences.

The cavalry arrives, and Caboose gets stuck.

Tucker requests reinforcements, and gets more than he bargained for.

Tex assaults the Red Base, injuring donut and knocking out Grif and Simmons.

Church reveals that Tex was his former girlfriend and the Red Team airlifts a severely injured Donut back to headquarters.

Simmons and Grif guard Tex while Church explains to the Blues about Tex's AI.

The Blues fake an attack on the Reds in order to free Tex and inadvertently get Sarge shot in the head.

Sarge and Church meet up in the spirit world and talk about the afterlife until Sarge is revived by Grif.

Donut returns with new armor, and Lopez finally speaks.

The origin points here.

Church tries to warn the Red Team of Tex's impending attack.