Ojer Axonil, Deepest Might appears free to attack and block as a creature without any support or devotion from other cards, just like his fellow forgotten deities from Amonkhet
Defined Control Planeswalkers Jace's flexibility exemplifies how blue planeswalkers leverage loyalty for control
If it isnt removed quickly, youll have a massive creature in a few turns
In terms of individual cards, Beseech the Mirror and Agatha's Soul Cauldron are both very powerful with potential multi-format implications
6 Progenitus First-Ever Card With Protection From Everything Double WUBRG is an absolutely massive price to pay for anything in MTG, but you almost always get something out of it that will win you the game (just ask Door to Nothingness)
As a former competitive TCG player, it feeds my soul to see so many competitors vie for the title of World Champion and the one-of-a-kind Golden Mickey Mouse Card