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>tfw have used lots of mons people say are shit in this thread with no issues
I feel like you can use literally anything in the main story and be fine. My favorite type is bug too, I use all the bug shitmons like leavanny and rape.
To answer OP's question, Zoroark is incredibly disappointing. It's gimmick is useless in game and it hits like a limp noodle with pitiful low BP moves.