>Psybeam>Ice Beam>Signal Beam(accumulated energy to beam)
>Focus Blast(accumulated energy to blast)
>Headbutt>Iron Head>Head Smash(the minigear can be considered a head)
>Rollout(gear with vertical placement)
>Rapid Spin(gears spin)
>Brick Break (fast-spinning gears can break bricks )
Also
>>31802819's idea as well.