Nobody

Summary
This is the one you refer to when you say "No one can beat them", "No one can defeat them", "No one can kill them" if your character is "undefeatable" then it means that no one can beat them.

Powers and Stats
Tier: Inapplicable

Name: Nobody

Origin: Inapplicable

Gender: Inapplicable

Age:  Inapplicable

Classification:  Inapplicable

Powers and Abilities: Redundant

Attack Potency: Irrelevant

Speed: Pointless

Lifting Strength: Unecessary

Striking Strength: Irrelevant

Durability: Unimportant 

Stamina: Inapplicable

Range: Inapplicable

Standard Equipment: Inapplicable

Intelligence: Inapplicable