Paper.io is a popular multiplayer game that was first introduced in 2016 by Voodoo, a game development company. The game has quickly gained a large following, with millions of players around the world. Paper.io is a simple yet addictive game that is easy to learn but challenging to master. In this article, we will explore the gameplay and features of Paper.io in detail. Gameplay: The gameplay of Paper.io unblocked is straightforward. The player controls a small square that moves around the screen. The objective of the game is to cover as much of the screen as possible with the player's color. The player achieves this by moving their square around the screen, leaving a trail of color behind them.