A copyright infringement claim has been made by Tetris against a game called "Build the Wall". The game in question bears similarities to Tetris, with blocks that must be prevented from reaching the top of the screen.

Further details about the game are available, including its description and gameplay mechanics. The game is also known as "Zombie Border Siege" and involves protecting a border from incoming threats.

More information about the copyright claim and the game can be found through the source. The description of "Zombie Border Siege" mentions protecting the border from a horde, and the gameplay ends when blocks reach the top of the screen.