The font isnt accurate - its a bit too bold and the Fire Spin attack text is far too close to the energy cost
Casual formats can play literally any card ever printed officially from Wizards of the Coast, as well as their own made up ones
If you have any Energy Removal cards, you might want to use them
You can treat them as a perfect balance, or as one color tinged by the other, or as something more like Color A scaffolded with Color B. Rorschach, for instance, uses black methods to achieve white ends, whereas Machiavelli uses white methods to achieve black ends, and Harvey Dent/Two-Face from Batman simply switches back and forth between all-white and all-black.) UR Blue and red taken together are the colors of creativity
Until then, may you keep finding ways to improve your own processes.
This is a strategy that rarely works in Commander