Desktop: move up/down with W/S or arrow keys. Mobile: drag your finger up/down on the screen. Your bunny auto-fires to the right — just dodge and scoop the power-ups!
Power-ups:
♥ Heal ✩+ Max HP ✦ Triple ⚡ Rapid
◎ Big ★ Pierce ⌖ Homing ⁂ Beam
❅ Shield ❄ Freeze ⊚ Magnet » Speed ☀ Bomb