TV-Series
Description
Junior, also known as Piccolo or Piccolo Jr., is a Namekian who first appears as the final antagonist of the original Dragon Ball series before becoming a central protagonist in Dragon Ball Z. He is the reincarnation and final son of the evil Demon King Piccolo, created specifically to avenge his father's death at the hands of Goku. This origin positions him as a being born of pure vengeance, yet his journey throughout the series is defined by how he grows beyond this original purpose.

In his early appearances, Piccolo's personality mirrors that of his father: ruthless, cunning, and merciless. He shows no hesitation in breaking all of Goku's limbs during their championship fight and laughs at his opponent's suffering. However, a shift begins when he is forced into an uneasy alliance with Goku to fight the invading Saiyan Raditz. During this battle, he demonstrates a nascent sense of honor, even commemorating Goku's noble sacrifice. The most profound change in his character comes from training Goku's young son, Gohan. Initially, this is a tactical move, but over a year of isolation and survival training, Piccolo develops a deep, paternal bond with the boy. He becomes Gohan's first true mentor, far more present and dedicated than Goku ever was. This relationship fundamentally redeems him; when the Saiyan Nappa unleashes a fatal attack on Gohan, Piccolo sacrifices his own life to shield the child, admitting that Gohan was the first person to see him as something other than a monster and that their friendship changed him forever.

After being revived, Piccolo's motivations evolve from world conquest to the protection of his newfound friends and the Earth itself. He journeys to Planet Namek, where he discovers his people's heritage and fuses with the warrior Nail, greatly increasing his power to battle Frieza. Later, to face the threat of the Androids and Cell, he makes the monumental decision to re-merge with Kami, his good counterpart and the Earth's Guardian from whom Demon King Piccolo was split. This fusion erases all remaining evil from his soul, returning him to the potential-filled being he was before the split. From that point on, Piccolo is a pure soul, a wise and powerful warrior who fights not for conquest but for the planet he has come to call home.

Throughout the story, Piccolo maintains a core personality defined by intelligence, strategic thinking, and a loner's demeanor. He is often the most analytical fighter on the battlefield, devising plans and exploiting weaknesses where pure power is insufficient. He has little patience for what he deems foolishness or sentimentality, often reacting to romantic or mushy situations with disgust. Despite his gruff exterior, he is deeply loyal and protective, particularly towards Gohan, and later serves as a mentor and key strategist for the next generation of fighters.

His key relationships are central to his development. His initial rivalry with Goku transforms into a deep, mutual respect between two warriors. His bond with Gohan is the most pivotal, representing his bridge from villainy to heroism. His decision to fuse with Kami is not merely a power-up but an acceptance of his complete identity, granting him immense wisdom and godly knowledge. He also forms strong alliances with other Z-Fighters like Krillin and Tien, even if he rarely expresses it openly.

Piccolo possesses a formidable and diverse set of abilities, which often compensate for his raw power not matching the highest levels of Super Saiyans. He has access to a suite of Namekian physical traits, including the ability to extend his limbs, increase his size with the Super Giant Form, and most notably, a powerful regeneration that allows him to reattach or regrow lost body parts, provided his head remains intact. He is a master of various energy attacks, but his signature technique is the Makankosappo, or Special Beam Cannon. This attack concentrates an immense amount of energy into a single, spiraling beam, powerful enough to pierce through beings far stronger than himself, a tactic he famously used to kill Raditz. He also demonstrates mystical abilities such as the Evil Containment Wave, telepathy, and even materializing objects and clothing out of thin air. Adding to his tactical genius is his ability to perform a Namekian fusion, absorbing another warrior of his race to dramatically increase his own power, strength, and knowledge, a process he undergoes with both Nail and Kami.