Tried to make a rehash of Tetris and make it a little different but something kept glitching in the respawn block area and I can't figure it out

Tried to make a rehash of Tetris and make it a little different but something kept glitching in the respawn block area and I can't figure it out. Oh well, I'm over it, if you can get it to work good on you. #tetris #tetrisgame #remake #failed