Lost weapons of Slappy

There is a legend, a certain legend of magical weapons not even found in El Patron's Weapons. Vile. Cursed Weapons. Whoever controls these weapons control the entire sea.

Where they can be found
Killer Blade most commonly found at General Darkhart

Carnage Blade commonly found at General Sandspine

Slappy's Blades (Dagger, not the exact blade Slappy used) found at Timothy Dartan

Lost Sword of Slappy found from Slappy himself