Because spheres are round, and the opposite of something round is a square, and they say be there or be square not because if you're not there you're not around like a really good secret pun, but because of language being weird, which is the opposite of Simple, which belongs to the Pokémon Woobat, which is basically the opposite of a physical-attacking Fighting-type, and since the enemy of my enemy is my friend, the opposite of my opposite is my identical twin, which means Sphere-types learn Fighting Aura or something and wow am I tired and who spiked my sandwich with roasted Morel...
Why did some people not get Zarude?