[quote=@Silver Carrot]
[@Zelosse]

I don't mean like 'fire and water', I'd mean like 'steam'
[/quote]

Sub-elements are fine, but you've got to clear them with Zel. But again, like I mentioned already, a specialization in an element shouldn't restrict you to using the other aspects of that element, meaning it still makes sense to pick one of the "vanilla" elements.