Ralph Duncan

Ralph Duncan is a corrupted cop who worked for a mafia gang who is mentioned and killed in Sift Heads 3, despite never making a phyiscal appearance. Vinnie becomes his target after killing Ralph's mafia boss in the first chapter of the game.

Role in Sift Heads 3
After being attacked by officers ordered by Ralph in chapter 2, Vinnie manages to escape and break into a police station, where he finds intel on Ralph. Vinnie successfully tracks him down to his apartment. Vinnie, after reaching the roof after searching his computer, is attacked by Ralph's helicopter, which was manned by Ralph Duncan. Vinnie finds a mounted sniper rifle and uses it to shoot down the heli in a intense boss fight.

Legacy
Ralph Duncan is mentioned in the beginning of Sift Heads 4 in a news report, crediting Vinnie for his death, giving him a newfound popularity.