The ability to move counters and manipulate them give new players a lot to track, but the creativity and relatively straightforward play are still suitable for young or returning Magic players
Modern Horizons ups the ante by making the cards Modern-legal, rather than just Legacy-legal
The face-Commander does through cycling, and focuses on giving you more opportunities to pull this off on your turn
I think this guy will shake up Esper control and give you a solid line of vigilant defenders, card draw, and a powerful heavy hitter
The tribe has moved on some, with Rin and Seri, Inseparable being the top general for the tribe and I expect that Jetmir, Nexus of Revels will have a substantial percentage of his decks playing in the cat tribal space pretty quickly
My Artifact Twobert is an example of the other extreme, with nearly half of the cards in the Cube being colorless spells