Garvy takes his revenge, and he has magical powers, you must fight him to kill him, bring your bodyguards with you to take the fight together as a team. Garvy may be deadly with his fire breathe explosion to kill anyone.
Press the key "Z + =" to spawn Garvy Du to prepare for battle.
UPDATE!
Fixed Garvy's voice overlap when he's performing his actions, and make it more improved.
VIRUS FOUND! RIP!
Jump to this then:
http://www.gtainside.com/en/sanandreas/mods/112906-revenge-of-garvy-du-boss-fight-v3-0