WASD to move Click to shoot Your goal is to kill as much dummies as possible to get more powerful, once you get strong enough, you can fight back the annihilator. Get revenge, destroy the developer. Escape the simulation. For 250 Phase: Kill dummies to regain HP, once you reach 275, you will be okay. Try to create some distance between you and the developer.
Credits to diep.io and slap battles [diep.io with the slap battles killstreak, what could go wrong? everything. everything can go wrong.] You may have to press the flag twice or thrice.