Deathstroke, a mercenary and occasional anti-hero, has a complex history with multiple versions of how he lost his eye. These versions include:
1. In the comics, he lost his eye when his wife shot him after blaming him for their son's throat being slit by his enemies.
2. In the "Son of Batman" animated movie, he lost his eye in a duel with Damian Wayne (Batman's son) after being betrayed by Ra's al Ghul.
3. In the "Beware the Batman" animated series, he lost his eye when a bomb exploded in the Batcave.
4. In the "Smallville" TV series, he lost his eye in an explosion while working for the government.
5. In the "Arrow" TV series, he lost his eye when Oliver Queen (Green Arrow) stabbed him with an arrow as a result of the mirakuru formula's effects.
6. In a comic book storyline, he ripped out his own eye as a sacrifice to the gods after killing a Titan with the God Killer.
Each version has its own unique storyline, but the result is always the same: Deathstroke ends up with one eye.
1. Deathstroke is a mercenary and occasional antihero.
2. Deathstroke's fighting skills are on par with Batman.
3. Deathstroke is a master of both guns and hand-to-hand weapons.
4. Deathstroke favors a large gun and a sword for fighting.
5. Deathstroke has a healing factor due to a government experiment.
6. The experiment was an attempt to create super soldiers using the Super Soldier Serum.
7. The serum didn't actually give Deathstroke his enhanced abilities; it activated a dormant meta-gene.
8. Deathstroke's full powers include enhanced senses, speed, and strength, and a healing factor.
9. Deathstroke's healing factor can heal most wounds but usually can't regenerate a lost limb or eye.
10. Marvel's Deadpool character was based on Deathstroke's character from DC Comics.
11. Deathstroke's original comic book explanation for losing his eye was due to his son being attacked by a group wanting information about one of Deathstroke's clients.
12. In the original comic, Deathstroke's wife shot him, resulting in the loss of his eye.
13. In the Beware the Batman version, Deathstroke lost his eye when Batman's ally, Alfred, accidentally set off a bomb that Deathstroke had planted.
14. In the Smallville version, Deathstroke's eye was lost in an explosion while he was working on a government project.
15. In the Arrow version, Deathstroke lost his eye when Oliver Queen stabbed him with an arrow through his eye and into his brain.
16. In The God Killer Sacrifice comic book story, Deathstroke ripped out his own eye as a sacrifice to the gods after killing a Titan.