To make sure youre prepared for seeing Background on the battlefield, heres everything you need to know about this Commander-specific mechanic
If we still had All That Glitters in the format, this would be a slam dunk no brainer inclusion in just about any deck running that
If a non-foil is added as foil, it will default to non-foil vice versa
If you are trying to play the deck for as cheap as possible, my advice is to play as many copies of Castle Locthwain as you have in our collection, whether that be zero or all four, and you should be fine
Protect your people, punish your enemies, and preserve your position as commander and king
Theres definitely some age showing in terms of how it interacts with the current Modern format, but the fundamentals are still good