How do you do kamehameha in dbz 2.9 poki?

To perform the Kamehameha in Dragon Ball Z 2.9 on Poki, you typically need to charge your energy first. Hold down the appropriate key (often the spacebar or a specific combination like "Z" or "X") until your character starts to charge, then release it to unleash the attack. Make sure to aim your attack properly for maximum impact. Remember to practice the timing for a more effective execution!