Kefka, Court Mage / Kefka, Ruler of Ruin Chaos is the name of the game with Kefka, Court Mage
Jodah, the Unifier Jodah is the best legendary payoff in the format, and with such a large influx of legendary cards entering the format we really need to take a look at the 5-color legend deck again
this is a cheap white spell that destroys target tapped creature, as well as scrying 2 if the player spent 1 blue mana to cast it
Both decks will certainly be playing similar cards, like Netherese Puzzle-Ward, Vexing Puzzlebox, and Barbarian Class
Once activated, you reveal cards from the top of your deck until you find a land
If people were going to bring in a lot of overly narrow cards like Erase and Stain the Mind, he would transform into a creature deck to dodge these hate cards and take advantage of his opponent's watered-down deck