people who just want to put their card in a deck, they don't care so much as long as its sleeve-playable, as long as it's not destroyed or ugly. In some cases, its not even just actual Magic: The Gathering cards that are exciting fans
All the legends in these decks have a unified goal of working together within their decks theme and its fun building cards like this to have that creative team synergy, whether thats sayinteracting with counters in Final Fantasy X or playing with the graveyard in Final Fantasy VI
By mastering the Sphere Grid, each of your creatures will level up with helpful new keyword abilities
There are just so many ways to get cards into exile, whether you're foretelling them, delving them, warping them, etc
Now that's some great value in going wide with creatures
Now Player X has to choose to destroy any target nonland permanent that you do not control