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normal goku.
GOKU STRENGHT IS 410 PICCOLO IS 400
Depend on which version of Goku you're speaking of:
Goku SSJ1 vs Majin Vegeta: Majin Vegeta
Goku SSJ2 vs Majin Vegeta: Equal
Goku SSJ3 vs Majin Vegeta: Goku
Goku SSJ4 vs Majin Vegeta: Goku
goku he can destroy the universe
No, Goku Jr is Goku's great-great-grandson.