There are 26 unique codex entries in the Achievement: PvP section from PvP matches. They are accessible to all players regardless of class or faction.
Alderaan Civil War: Captured an Objective is obtained from completing objectives during an Alderaan Civil War PvP match.
Alderaan Civil War: Defend an Objective is obtained from completing objectives during an Alderaan Civil War PvP match.
Alderaan Civil War: Won a Match is obtained from completing objectives during an Alderaan Civil War PvP match.
Ancient Hypergate: Captured a Gree Energy Orb is obtained from completing objectives during an Ancient Hypergate PvP match.
Ancient Hypergate: Captured a Pylon is obtained from completing objectives during an Ancient Hypergate PvP match.
Ancient Hypergate: Retrieved a Gree Energy Orb is obtained from completing objectives during an Ancient Hypergate PvP match.
Ancient Hypergate: Took Cover from Explosion is obtained from completing objectives during an Ancient Hypergate PvP match.
Ancient Hypergate: Won a Match is obtained from completing objectives during an Ancient Hypergate PvP match.
Denova Novare Coast: Captured an Objective is obtained from completing objectives during a Denova Novare Coast PvP match.
Denova Novare Coast: Defended an Objective is obtained from completing objectives during a Denova Novare Coast PvP match.
Denova Novare Coast: Interrupted a Capture Attempt is obtained from completing objectives during a Denova Novare Coast PvP match.
Denova Novare Coast: Won a Match is obtained from completing objectives during a Denova Novare Coast PvP match.
Huttball: Caught the Ball is obtained from completing objectives during a Huttball PvP match.
Huttball: Grabbed the Ball is obtained from completing objectives during a Huttball PvP match.
Huttball: Killed the Ball Carrier is obtained from completing objectives during a Huttball PvP match.
Huttball: Scored! is obtained from completing objectives during a Huttball PvP match.
Huttball: Threw the Ball is obtained from completing objectives during a Huttball PvP match.
Huttball: Won a Match is obtained from completing objectives during a Huttball PvP match.
Quesh Huttball Pit: Used Magnetic Grapple is obtained from completing objectives during a Quesh Huttball PvP match.
The Voidstar: Defused a Bomb is obtained from completing objectives during a Voidstar PvP match.
The Voidstar: Downloaded the Datacore is obtained from completing objectives during a Voidstar PvP match.
The Voidstar: Planted a Bomb is obtained from completing objectives during a Voidstar PvP match.
The Voidstar: Won a Match is obtained from completing objectives during a Voidstar PvP match.
Yavin Ruins: Captured an Objective is obtained from completing objectives during a Yavin Ruins PvP match.
Yavin Ruins: Defend an Objective is obtained from completing objectives during a Yavin Ruins PvP match.
Yavin Ruins: Won a Match is obtained from completing objectives during a Yavin Ruins PvP match.