Board Thread:General Pixel Gun 3D Discussion/@comment-38599861-20190519075133/@comment-37510143-20190521165457

Champin Solar is 540 coins.

Champion Electric Arc is 155 gems though, so they go both ways! ;-)

I've got the rest of the Champs, so don't know about the rest.

The Champion Solar cannon is a solid choice for a Heavy, but remember that it is also more expensive to upgrade, being Mythical.