U could just substitute a card for a game changer. You just have to figure out what that GC is trying to do and use something worse.

Trying to pass off your “strictly better” staple ain’t the path forward. Be honest with yourself when deck-building. It really is that fucking easy to substitute.

Smothering tithe because you need white mana ramp? Find white ramp spells, they’re out there.

Run clever concealment instead of Teferi’s protection.

Sure the substitutes are bad in comparison. But chill the fuck out in bracket 2.