Assertion: piccolo | /r/CapableOf | become after the deaths of his father
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text: Originally born as a member of King Piccolo's Namekian Demon Clan to seek revenge on Son Goku, Piccolo would eventually side with the Saiyan Goku against his estranged elder brother Raditz and became the mentor of young Son Gohan after the deaths of his father Goku and uncle Raditz.