Decided one big post and update it with every ship design I come up with be it practical, fun, crazy, for PvE, PvP, official, unofficial etc.
Brigantine 40 Cannonos, One Shot Ship Of The Damned up to Level 40:
Schooner 21 cannons, One Shot Build, deal with SOTD up to Level 25:
Schooner 21 cannons Speed Build Video:
Solo Sloop Build for Destorying SOTD (Due to official changes you cannot put some of the walls on official servers but excluding that everything else works):