#5: Predaking (Transformers Prime)
Predaking is a force to be reckoned with. He transforms from predacon dragon to awesome robot! He could probably beat Upgraded Optimus and probably Megatron (In beast mode). Now a battle between Predaking and Grimlock would be awesome!
#4: Ultron (Marvel)
Built por Henry Pym, Ultron is a robot who believes that the only way to protect humanity por destroying it. His body is made from the unbreakable metal adamentium. No matter what, he keeps coming back, upgrading himself each time.
#3: Smaug (The Hobbit)
Smaug is a dragon who estola the Lonely Mountain from the dwarfs that lived there. He is extremely powerful, and his portrayal por Benedict Cumberbatch was incredible!
#2: Magneto (Marvel)
Magneto is a mutant who has the ability to manipulate metal. He leads the mutant rights extremist group called "The Brotherhood of Evil Mutants".
#1: Thanos (Marvel)
Thanos is the ultimate villain. He is in amor with Lady Death, the personification of death itself. He has enredados with the Avengers, the Guardians of the Galaxy, and the X-Men. He has also used the Infinity Gauntlet to become omnipotent. Thanos is the ultimate villain.