Arjun was my first commander in blue red and today I have blue red dreadlocks he inspired me and is the reason I love magic. if you want to beat cedh decks with nonsense you should really look into decking yourself. there's been so much support recently for the archetype but also they're some hidden gems that some people don't know about you definitely need better cantrips and the artifact theme will probably not give you the needed power consistently to get the engine running.