Full Power Energy Wave
From Dragon Ball Encyclopedia, the ''Dragon Ball'' wiki
The Full Power Energy Wave (フルパ ワーエ ネルギー 波, Furu Pawā Enerugii Ha) is one of the basic energy wave Blast 2 attacks in the Budokai Tenkaichi video game series, and a more powerful version than the anime or the manga version.
To use it, the user charges an energy sphere in their hand(s). They then draw their hand(s) forward and fire the energy sphere in the form of an energy beam wave at the opponent, inflicting a great amount of damage.
Emperor Pilaf Saga
Later, he used another variation of the Full Power Energy Wave, the MAX Power Kamehameha, to extinguish the roaring flames on Fire Mountain. The MAX Power Kamehameha succeeded in extinguishing the fire, but the blast was so powerful that it blew away both the mountain and Ox-King's Castle.
Dragon Ball Z
Vegeta used his first varation of the Full Power Energy Wave, the Gyallic Ho in the Vegeta Saga, in order to destory earth. But it was blocked by Son Goku's Kaio-ken x3 Kamehameha and as the Energy Struggle continued, Goku countered the Gyallic Ho, when he used the Kaio-ken x4.
Cell Games Saga
Vegeta used an one-handed varation of the technique in his Super Saiyan form, called Maximum Flasher against Super Perfect Cell, followed up by an energy barrage technique, but with no effect.
The Full Power Energy Wave has many varations: