Taskmaster.

Shredder

Darth Vader

Those three aren’t bad. Nice. 👍

Darth Maul

Ra's al Ghul.

Red hood

Shredder,Darth Vader,Owlman,and Dr.Doom

Taskmaster (Marvel)

Apparently, Taskmaster is also an equivalent to Deathstroke. Not just Deadpool, but Taskmaster as well.