Who do you think the strongest person Father from Fullmetal Alchemist could defeat? Also, how well do you think he would do in Marvel & DC?
Father:
http://fma.wikia.com/wiki/Father#App..._and_Abilities
Scenario 1: "Original" Father.
Scenario 2: "God" Father.
Scenario 3: Same as 1 & 2 but Father gains the combined powers of all 7 Homunculi.
Homunculus:
http://fma.wikia.com/wiki/Homunculus