This article describes a custom creation, custom theme, or other fan material, made by a Brickipedia contributor. It has never been, is not, and will not be officially released.
Monster Fighters Outpost is a custom Monster Fighters set.
Major Quinton Steele and Jack McHammer have headed back to the outpost to look out for other threats in the secret base. They have spotted evil mermaids attempting to overrun them, they bring with them the shadowy Voodoo Doctor! The Doctor is trying to poison them! Who will win? You decide!