Of the Flares, two seem highly playable right out of the gate: Now, unlike the previous Modern Horizons cycles, Flares are a little bit more narrow in use in that in order to activate them for their alternative cost, you need to sacrifice a nontoken creature of the Flares respective color
If you can stick a Lightning Greaves or similar on it, though, oh boy is it going to absolutely take over the game single-handedly
We can also just run out Murasa Sproutling for three mana against aggro decks to have a blocker, knowing that we can always get it back later in the game with a second copy
an 8/8 flier when backed up by Counterspell and Archamages Charm is going to end games in a hurry
This version is in Fracture Foil and will set you back around $130
Kiora, Behemoth Beckoner: At 7 loyalty, youll almost always get to untap a land for several turns, which can enable some explosive plays with lands that tap for multiple mana