If you played Magic a very long time ago, then you might be familiar with Vanguard cards
There's a lot to explore and a lot more to come - simple combat-based gameplay makes it easy to pick up for casual kitchen table gaming, but if you like your card games serious there's plenty of strategic depth
(Look at the top four cards of your library, then put any number of them on the bottom and the rest on top in any order.) Whenever chaos ensues, reveal the top card of your library
The full art version of 20/214 shows new partners Reshiram & Charizard in a more relaxed pose
On the other hand, for small kitchen-table playgroups where the participants know each other and can agree on variations beforehand, relaxing and tweaking (or, alternately, locking down) the Commander rule can lead to some interesting variations, almost like alternate histories