My Amazon purchase history indicates that to bolster my very old collection of mostly vintage cards, I got the 2020 core set bundle in July, followed by the Throne of Eldraine bundle in September
There are several filters available to easily find the cards you want
Or for more helpful info, try out guide to the MTG release schedule.
Our MTG colors guide has more detail, but here's a rough idea of what each color is best at: White - protection, small creatures, life gain Blue - card draw, counter spells, hard-to-block creatures Red - fast creatures, direct damage, temporary power Black - removal, sacrifice, reanimation Green - ramp, big creatures, enabling other colors It's quite easy to figure out what colors you want to play, but figuring out how many colors is more of a challenge
In a powered cube with more combo cards then these would see much more play and would likely be very high picks again
Three-mana planeswalkers arent supposed to invalidate creatures, artifacts, and win conditions all at once, but Oko didnt get that memo