This is Block Tetriz, a festive Christmas-themed puzzle game. Use the left, right, and down arrow keys to maneuver the falling blocks, and the up key to rotate them. You can also tap or click on-screen buttons for the same actions. Your goal is to arrange the blocks to form complete horizontal rows, clearing them from the board. The game features four exciting power-ups to add an extra layer of fun and challenge, keeping your excitement at its peak. Enjoy the cheerful holiday twist on this classic block-stacking experience! (Approx. 100 words)