Pitch a Bloodghast and you have yourself the best one mana removal spell in the game
You might even want a cheeky Vitalize for untapping your Commander cheaply
With scrying, players can make better informed decisions based on what they will draw next, and can smooth out their mana curve by choosing cards with the right cost, or enough lands to play a higher cost card from hand
To get the most out of it, you need to be playing a mono-Black deck that doesnt suffer from this symmetrical effect, but the good news is that there are tons of great Commanders you can play
The DCI, as google tells me, is the governing body behind things like banned cards, restricted cards and the way that the competitive gameplay is governed, and the artwork (done by Maro?) is just a scribbled dude in a blindfold holding a mug of beer tossing darts at cards on a dartboard as a self-deprecating way to show off the "rigorous decision-making process" that the DCI uses to ban a card
Like Consider, its a staple across multiple Magic formats