We just did a full watch-through of Adventure Time with the kids, and we were inspired to model all of Finn's main swords. We wanted to follow the constraint of keeping them pixel-aligned like a vanilla swords, so we had to make some shape compromises, but I think they worked out! The list we worked from is here: https://adventuretime.fandom.com/wiki/Finn%27s_swords#Main_swords