One who attacks violently without hesitation or thought. In RPGs, one whose strength improves, but is not able to do anything but attack the enemy the rest of the battle.
Final Fantasy (series): FFV as a job class, FFVI as Umaro, a character, FFVII as Sephiroth in Cloud's flashbacks, FFX-2 as a job class.
Fuck my blue jeans.
Would you like to make some fuck - BESERKER!
an idiot did not know how to spell Berserker
beserker is not a word
People who just go insane when they fight and they ravish everything in their path.
"When a Beserker dies, he has the corpses of his dead behind him"