Its particularly satisfying to target players who have removed their hand size limit and receive a huge flood of mana practically for free
While some see them as a way of speeding up games and 'kingmaking', group hug can be a particularly sneaky archetype that keeps you out of the spotlight until it's your time to finally win
The name Invoke Prejudice quite obviously calls to mind the idea of racism while the ability, which makes different-colored creatures cost more, creates a version of in-game version racism/colorism
Then, if you control six or more artifacts, the creatures you control get +2/+2 until the end of the turn
Utopia Sprawl is of special note because its free when put it on an untapped land (for instance, before you activate a Joraga Treespeaker) and actually produces mana if you plan on getting an activation of Nykthos on the same turn (one from Sprawl and one from devotion to green)
2 The Legendary Dog Trio The three "Legendary Dogs", Entei, Raikou, and Suicune, continued the tradition of a trio of powerful Legendary Pokmon that still continues on today