[quote=@Meta]
<Snipped quote by Realmatic>

We have to train? I thought it was like a magic power.
[/quote]

You do in fact! It's not something you very suddenly gain. In order to perform Realmatic transformations, you must learn and understand them. The transformations may be complicated but must be performed quickly in order to be useful. That is why so much research is done and so much effort is put into things like the training nexuses--in order to streamline the process as much as possible.