The phrase "gave piece one mind" does not have any obvious antonyms, as it is not a commonly used expression or idiom in the English language. However, if we break down the phrase, "gave" could be antonymous with "took" or "withheld", while "piece" could be antonymous with "whole" or "complete". Additionally, "mind" could be antonymous with "body" or "physicality". Therefore, possible antonyms for the phrase "gave piece one mind" could include "withheld whole physicality", "took complete body", or even "fragmented many distractions". However, these antonyms are not perfect matches and are not commonly used in everyday language.