As the Saiyan bloodline gets thinned out in the Dragon Ball franchise, one would assume that their power would decline accordingly. However, Goku and Vegeta's offspring have shown to have the capacity to become even stronger.
The Saiyans are a warrior race in the Dragon Ball franchise, described as barbaric, bloodthirsty mercenaries who are always ready for a fight. The supposed reason for their superior strength is due to their home planet of Saldana (aka Planet Vegeta) possessing a gravity field ten times stronger than Earth. Only infants who show the greatest potential are raised and trained by their Saiyan brethren, whilst the others are cast out to fend for themselves on other worlds. So, if Saiyans are in fact the elite race, then why do the Saiyan-Human hybrids of Earth show significantly higher power levels than their forefathers?
Gohan already proved to be more powerful than his father during the Raditz Saga, whereby the boy's power level reached an impressive 1 307, while Goku's was only at 416 (at the time). After some intense training with Piccolo, Gohan's power officially surpassed his father's (again) by the time he was ten. The boy also obtains an additional boost that comes whenever he portrays strong emotions, grief being the most effective catalyst.
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Even the mighty Vegeta had to admit that Gohan's power levels exceeded his own when they faced Frieza and the youngster was again arguably the strongest Z-Fighter present during the android attacks. Ultimate Gohan is considered to be the equivalent of Super Saiyan Blue and has proven to be even more potent than Super Saiyan 3 Gotenks. If this Saiyan-human was in fact
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