I don’t think Polymarket offers a decent way to copytrade, odds change way too fast.
Chances are you won’t even catch a trade with the same risk/reward.
So just do your thing however you can or don’t bother.
The market went down — he shorted right at the bottom. Then the market went up — he jumped into a long position right at the top. Now the market has pulled back again, and he’s out of money. But he’s got his own private chat, where you can get even more unique lessons on momentum trading.