Secret Lair x Brain Dead is a relatively new collaboration, dating back to around the time Wizards started licensing the Magic brand to other companies
Most of the WoW quests draw you a card for around the equivalent of 4 mana, bounce lands sort of draw you a land for two but you are forced to pay that cost when you make it
Now, with the two Forgotten Realms sets and black-bordered UNFINITY cards to help build out a dice-heavy archetype, its only a matter of time until this card which many players already run casually to be officially sanctioned for use
Five-color decks probably dont have a need for something like this since they have access to every other card Commander has to offer, but running this in some two-colored archetypes that may not run a lot of refill options, like Boros, could also be a good shout
Used in conjunction with the paper playmat, you can track your total from zero all the way to 20 points
Flesh Carver is on theme for bodies and for sac outlets and while not up to the premium levels of the best in slot cards he is still perfectly serviceable on those fronts