"Fire a short-range, powerful Ki Blast that can be charged up to Stage 3!"
First, the user charges up energy in both of their fists, then fires it out as large energy wave with a limited range. The range can be amplified by charging the attack which can be charged in 3 stages. Piccolo will say "Explosive Demon Wave!" when firing the attack.
Appearances in Video Games
Evil Explosion was named and first appeared in Dragon Ball: Xenoverse as one of Piccolo's Super Skills. The Future Warrior can also learn this technique by completing Piccolo's Training Qualification Mission after taking Piccolo on as the Warrior's Master. The attack returns in Dragon Ball Xenoverse 2.