Kiki-Jiki, Mirror Breaker Coming in at #3 is Kiki-Jiki, Mirror Breaker, a card that has broken Modern and other formats with its enablement of various combos that tend to result in a near-endless glut of identical creatures that untap or blink a creature upon entry to the battlefield
Nekusar, the Mindrazer Nekusar, the Mindrazers one of those early-day commanders that still sees plenty of play
At events like prereleases, where newer players face experienced ones, I see new players get surprised by all the different opportunities to interact during combat
Make sure you don't get hit in the cheaphole and may the mythics, the guilds, the prices, and the cards be ever in your favor, my friends!
Rat Colony is a great example, with its Dominaria printing being $2.50 (likely the value Wizards used to calculate what cards to put in the drop) and the Secret Lair version pushing $8
I hate aimless Chaos decks that cast Scrambleverse, turning a 1hr game into a convoluted 4hr game "because it's funny" -- it's not funny, Jim, and you play that deck again I'm gonna spill my Cola all over it -- but Chaos-themed decks that actually try to win and are focusing on "random" effects like Temporal Aperture and Jeleva, Nephalia's Scourge are totally cool in my book