Unless you had a Mage-Ring Network power play in mind when you designed this, getting Blue / Colorless supports out is not super useful at winning
Force of Will is free, unrestricted, and a hard counter that should only ever cost you 1 life and a blue card from your hand to cast
Beth, Queen of Cardboard Soldiers have historically been primarily mono-white, but this year there were two shake-ups with Commander Mustard and Caesar, Legions Emperor, expanding Soldiers into Boros and Mardu
In the case of Drix Assassin, you can use the 1W mode to remove a blocker temporarily, or exile a token, for instance
You will be hard-pressed to find a no-downside, straight up destroy effect for enchantments in red
Now, this isn't your run-of-the-mill Pokemon card