Mope.io is a game of evolution. Bigger eat smaller. Stronger eat weaker. Therefore your goal should be to become the predator or maybe even a dragon! Every player in this .io game starts as a mouse. As you eat more and more food, you grow into bigger and stronger animals. Balance your eating schedule with drinking of water, and you will be fine. Evolve into a rabbit, lion, or crocodile, and eat weaker players alive! Have fun.
If you have found Mope.io blocked on your electronic device, most likely this is due to blocking by network or device administrator. To play the game in this case you need to change the network or device you are connecting from, or find yet not blocked proxy server in your network - try googling for "Mope.io proxy" or check for more information to avoid blocking.