Final Boost!
Not unlocked yetUnlock the final boost upgrade.
Mark I Harpoon!
Not unlocked yetUnlock a mark I harpoon.
Mark II Harpoon!
Not unlocked yetUnlock a mark II harpoon.
Mark III Harpoon!
Not unlocked yetUnlock a mark III harpoon.
Mark I Light!
Not unlocked yetUnlock a mark I light.
Mark II Light!
Not unlocked yetUnlock a mark II light.
Mark III Light!
Not unlocked yetUnlock a mark III light.
Fantastic Fishing!
Not unlocked yetWin the game.
The Golden Sub!
Not unlocked yetWin the game with permadeath.