Bull Sharks (Deep Blue Sea 2)

The Bull Sharks are the main antagonists from the 2018 film, Deep Blue Sea 2.

They are mutated Bull Sharks, created by the scientist Carl Durant, that made intelligent, and that made them eat almost everybody in Acuatica.

Origins
The brilliant scientist Carl Durant first built Acuatica, and after, he captured a female Bull Shark, and other Bull Sharks, and he made their brains bigger than before, mutating them. After the sharks got captured, translated to Acuatica, and mutated, a male Bull Shark mated the female Bull Shark, and time after, they procreate, and baby mutant Bull Sharks came out.

Role
The Sharks that scapped from Acuatica, were swimming, and they saw a Shark fishing boat. They begin to shake the boat, making two fishers fall into the water, and they are killed by the sharks, after, they translate to Acuatica (Time ago, the Sharks were beeing trained by the crew in Acuatica) and they almost attack a member, If it were not for Carl Durant. Long time after, they move up one of the Sharks, that reacted violently against the crew, and after, they kill almost all the crew. Finally, after chaos, Trent Slater and Misty Calhoun threw a bengall, wich collided with the mother Shark's mouth. But... the Sharks somehow escaped.

Trivia

 * This sharks are not funny, or supernatural, or no-sense as many Syfy creations. Actually, this sharks made the film look more serious than previous Syfy films.
 * Altought the Sharks in the trailers and promotional images, are Bull Sharks, some of those are exactly, Great White Sharks instead of Bull Sharks.