Basically, the deck feels unbalanced, and if players know your strategy is basically to go all in on creatures, they're going to be far more aware of your combos and keen to stop them
Copies of Malignus are every bit as saucy as the original, especially if we leverage one of the many ways in white to give our creatures lifelink
Yes, we wanted it to play well by itself, but we also had to think ahead to when it would be played with Return to Ravnica and Dragon's Maze
I can see it being used in Prowess mirrors to take out an opposing Stormwing Entity, or as part of an explosive flurry of spells to trigger prowess creatures, return Arclight Phoenix, or perhaps both
A 139-player 15-case event hosted by South Side Gaming a week ago had this breakdown from start to finish: A third of players brought Ruby/Sapphire, top eight featured just one deck without Sapphire, and the finals were a Ruby/Sapphire mirror
Theres no single best MTG card, since there are a lot of contexts in which a card can be powerful