A character of a story who is the protagonist who, through a series of plot twists, ends up to also be the antagonist

a combination of protagonist and antagonist
Alex Mercer from Prototype could be considered an prantagonist
by AfroNinja117 October 12, 2009
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When the main characters are both good, but oppose each other.
IN Batman v.s Superman, they were both prantagonists.
by Arkival September 6, 2019
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