mtg gp oversized cards Oversize Card Sleeves 3.6 inch x 5.1 inch (91 mm x 130 mm), Fit for Plane Chase Cards, Dr. Who Commander Deck, Large Card Sleeves : Toys & Games During your draw phase The Grinder's Guide to Tournament

It shows you exactly what type of opening hand people kept and puts everyone but your own in-game knowledge in plain sight of the entire table (and you can hide the fact you may have kept a mediocre opener so they cant judge you, ahem)

Even if you only cast one of them, theyll make for a great creature without truly needing the other one all that badly

They sell the pre-packaged ones created and distributed by WotC, and complete decklists that are built by expert Magic players. This is an attractive choice for anyone who wants to avoid building their own deck but isnt a fan of the ones you can find at Target

Especially with the Edgar Markov reprint making it more accessible