7. Doctor Doom is one of Marvel's Most Complicated Figures.

6. Carnage is More than Just a Venom Villain.

5. Galactus is Limitless in His Power.

4. Ego The Living Planet is a Godlike Cosmic Being.

3. Thanos Doesn't Need the Infinity Gauntlet to be a Threat.

2. Dark Phoenix Turns Jean Grey into the X-Men's Most Powerful Mutant.

1. Ultron is One of Marvel's Most Unkillable Villains.