When ever i plundered a skull, it always gave me a famed and legendary. It gave me these
KelpBrain and Brinescum:
-El patron sword
-Black shark blade
-Grand blunderbuss
-4 Viper den knives (O_O thrashed the other 3)
-Bruiser's cutlass
-War scattergun
-Banshee doll
-Skullbone repeater
-Sloodfire cutlass
-Traitor daggers
-Corsair dagger
For thrall captain i find that THEY'RE more friendlier. 
It gave me:
-El Patron Sword
-Skullfang sword
-Treachery End
-Tyrant Blade
-Thunderspine Blade
-Dark Mutineer
-BlightlFang edge
-Hull Ripper
-Silver Freeze
For Gold room:
-3 Black Shark Blade (Thrashed Since I already have one)
-Behemoth Blade
-World Eater
-BLADE OF ABYSS (
)
-Assassin's Throwing Knives
-Doom Rattler
-Ripsaw Blade
-WhaleBone blade
-Admiral's Cutlass
-Banshee Doll
-2 El Patron Sword
-Gorilla Cutlass
-Skullbone Repeater
-Demon Fang Knives
-Barracuda Blade
-KingFisher Sabre
-Divine Cutlass
-Hex Rebound Doll
-Conquistador Doll
-Nomad Doll
-Shamon Doll
-Spell Binder doll
-Bayou Dagger
-EITC Assassin's Dagger
-Lucky Charm
Devil Root:
-Dagger of Dark Idol
-Warlord Doll
Gold room is the best! WOW El Patron Sword is SO common even though i put that tread saying where you find it back then
Can't Post a picture of Blade Of Abyss because my mom said I need to work on my science project and other projects that she assigned to me because my teachers don't believe in projects. (For like months >_<)
But I am sure someone else will find it.