Indeed, Wolverine and Sabertooth are considered brothers in the comics. However, their interactions are filled with rivalry and hostility, making their brotherhood a very strained one.
A common theme is their rivalry. It's often explored in depth, like in 'The Eternal Rivalry' fanfic where their battles are not just physical but also a battle of wills. They constantly try to outdo each other.
In 'Wolverine Origins', Logan's wife was Kayla Silverfox. Her story is one of love and tragedy. She was a mutant with the ability to manipulate others' minds. She was sent by Stryker to get close to Logan. However, she truly fell in love with him. Eventually, she was killed by Stryker as part of his plan to manipulate Logan further, which was a great loss for Logan and a turning point in his character development.
One main event is his discovery of his mutant powers at a young age. This changes his life forever. Another is his encounter with Sabretooth, which is a long - standing and complex relationship. Also, the adamantium bonding to his skeleton was a huge event in his story.
Wolverine's origin story is quite fascinating. He was born with a mutant ability to rapidly heal from any wound. His real name is James Howlett. His early life was filled with tragedy, which led him on a path of self - discovery and survival. He has a skeleton laced with adamantium, which makes him extremely tough in combat.
In Wolverine Origins, Logan's wife was Silver Fox. She was a mutant with the ability to manipulate the emotions of others. Her story was intertwined with Logan's. She was a key figure in his life, but unfortunately, she faced many hardships and ultimately met a tragic end at the hands of their enemies.