One of the two Ixa'takan crewmembers, Tikatika didn't join up for revenge against Valua but simply to find someone to make use of his incredible eyes. That, and to find the legendary Village of Women. Tikatika is never happy unless he's balancing precariously on the railing over an enormous drop, the higher the better, and combined with his spectacular eyesight you couldn't ask for a more natural lookout.
After you have found the Ixa'ness Village discovery talk to Tikatika to have him join your crew.
Tikatika joins the crew as a Lookout and, while active, increases your torpedoes hit%.
During the Blue Rogues Attack, he will run across the screen before stopping and spinning around, saying "I never miss" as he fires four arrows at the target.