Graveyard decks in particular create an engrossing standoff, since it can be terrifying to risk accidentally accelerating your opponents plan but if you have at least some tech to target the yard, you can also force them to keep their own sequencing a lot tighter than they might be used to
Decklist: 1 Sliver Hivelord
(This includes disguise, cloak, and in games involving older cards, morph and manifest, as well as a few other effects that turn cards face down.) Common methods for doing this include using markers or dice, or simply placing them in order on the battlefield
Disney Lorcana is about to enter a revolutionary new chapter with its ninth release, Fabled
The most recently released Secret Lair, Sheldon's Spellbook, raised funds for the American Cancer Society in memory of Sheldon Menery, a leading figure in the creation of the MTG Commander format