Roaring Kitty has call options on GameStop that will be profitable if the stock price is above $21 in 18 days from the transcript date, allowing him to buy shares at $21.
"his bet is that exactly 18 days from now if GameStop's price is more than $21 a share he'll end up making a lot of money because at that point he to exercise his contracts and buy GameStop at $21 a share"