Seabasstian is zombie NPC in Plants vs. Zombies: Battle for Neighborville. He is an Engineer wearing the "Nautical Nonsense" set, who can be encountered in Giddy Park. He used to reside in the old Z-Tech Factory in Weirding Woods, and takes you there using a submarine.
His name is a combination of sea bass and the name Sebastian. His fish, Fishtopher, is a combination of fish and the name Christopher.
- His submarine can be found in the water of Camp Near-a-Lake.