There's still lifegain stuff like Voice of the Blessed, five color things like The Kami War // O-Kagachi Made Manifest and all the domain cards from Dominaria United , heroic or aura type things with cards like Stormchaser Drake and Light-Paws, Emperor's Voice, good build around planeswalkers like Chandra, Dressed to Kill, fun graveyard stuff like Deathbonnet Sprout // Deathbonnet Hulk and Urborg Lhurgoyf, and big five color human stuff like Jodah, the Uniifer, as well as a bunch more
Loxi: 2-mana rocks are great, ones that give you other resources are even better
I used to be a strong believer that the cards matter
Whether the card is off-center or its entirely an error with a missing print or upside down back, the card will bring a nice premium
Even when Wizards (the company) isnt specifically working on a typal-themed product, they seem to be much more deliberate about what creature types they put on cards: we see far fewer incidental humans than we once did, a greater variety of types used in general, and some real efforts to gradually reinforce a core mechanical identity for even the most humble Brushwaggs and Pests of the world
Players have included it in Decks revolving around the One Turn Kill, so that they may Summon "UFOroid Fighter" with 9900 ATK