two player connect 4

https://aged-wiki.win/index.php/How_to_Connect_4_Challenge_Friend_Online:_Tips_and_Best_Strategies

Two player connect 4 is the classic vertical checkers game where opponents take turns dropping colored discs into a grid, aiming to line up four of their own in a row—horizontally, vertically, or diagonally—before their rival does. It's simple to learn but gets tense fast as you try to block your opponent while setting up your own winning pattern.