Press the screen to begin your mission in Sprunki 3D Shooter. Navigate your character using the on-screen joystick to avoid Sprunkies. Aim your weapon by swiping your finger across the screen. Tap the fire button to attack the Sprunkies. Collect ammo scattered across the battlefield to refill your ammunition. Survive as long as possible by taking down waves of Sprunkies. Be aware of the increasing difficulty as you advance through the game. Employ the environment to your advantage by taking cover behind obstacles. Check your ammo count to ensure you're always ready for the next wave.