The Red Child.

Some heroes are born, some are made, and some were kidnapped tortured and changed. Just as Rebecca Black was.Some call her The White Rose Killer, The Shadow, The Deadly Songbird, and The Bloody Siren. At the age of 5 she was taken and given Weapon X. Making her almost immortal. Rebecca was brainwashed and used as a weapon by Hydra. When she came to her senses, Rebecca fled Hydra in search of a new life. She finally found it with Tyler Brooks a Dangerous gang leader. She kept close contact with an old friend named Deadpool. One day, Wade Wilson, shows up at Rebecca's home telling her that she needs to tie up her loose ends. So She does but does the story end there... No! It doesn't.

This book mixes
Marvel Deadpool, avengers, and Agents of shield, werewolves and basically anything that shows up in the story