Cards like The Queen, Commanding Presence and Gaston, Intellectual Powerhouse are about as tricky as things get, but they simply do what they say on the card and get players used to the powerful (at least in my eyes) shift mechanic, which is a cost reduction method
Tribute to the World Tree is helpful as well, playing into the +1/+1 counter theme and bolstering the power of the rest of your small creatures
Picking a commander for your Bracket 2 Magic: The Gathering Commander deck doesnt have to be a hard pick
Starting with the next set, Fabled , there will also be two new rarity types, including only two Iconic cards in each set that are even more rare than Enchanted
Every Vintage deck would play at least a few Mox artifacts, depending on the colors of that particular deck
Traditional foil Special Guests cards can be found in Collector Boosters