Real Name

Troy Stewart






Legion of Superheroes

Abilities and Powers

Sound Manipulation

First Appearance

Timber Wolf

Voiced By




In the 18th century, several slaves taken from Africa revolted and their ship went adrift. It entered a trans dimensional island named Marzal that appears once every 200 years on Earth, sometimes. The island was seen as a safe haven and strictly guarded from outsiders. Centuries later, Troy Stewart was born with the power to project sonic screams. He was made the island's guardian and named Tyroc, which translates to "Scream of the Devil."

He encountered the Legion of Superheroes when they chased a jewel thief into Marzal. After they saved his life and caught the thieves, Tyroc grew to trust them and accepted their offer to become the seventh member.

Timber WolfEdit

Tyroc witnessed Timber Wolf's initiation into the Legion via video screen.

The SubstitutesEdit

He worked with the Legion battling creatures who had began attacking the ionosphere.

Chain of CommandEdit

Tyroc took part in the Legion leadership vote which eventually went to Bouncing Boy.


He was among the Legionaries when the battled the Controller, who had released the deadly weapon the Sun-Eater.

The Man from the Edge of TomorrowEdit

He and the Legion go to take down the escape prisoner on Takron-Galtos. But are themselves locked up in the cells, until released by the rest of the Legion.

Cry WolfEdit

He was among the Legionaries when they tried to bring the rogue Timber Wolf in for the murder of his own father. But Timber Wolf eventually proves his own innocence.

The Karate KidEdit

He witnessed Karate Kid's initiation into the Legion via video screen.

In the BeginningEdit

He was among the Legionaries as they celebrated the anniversary of the formation of the Legion of Superheroes.

Dark VictoryEdit

He was among the Legionaries who fought in the final stand against Brainiac 1.0.


Tyroc's superpower was his reality warping screams, which he could use to create dimensional portals, force fields, transmute objects, freeze objects, burn objects or simply destroy them. He could also teleport himself and at least one other person, although the exact limits of this ability were unknown.


  • Legion Flight Ring: Like all Legionaries Tyroc wears a flight ring. It allows him self propelled flight and protection in the vacuum of space.


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