In a 1v1 match it might be more balanced like the Tui and La depict, but at a 4-player commander table, it's usually quite worth it for you to pay the cumulative upkeep for a couple of turns
Pay X to Sacrifice Pernicious Deed: Destroy each artifact, creature, and Enchantment with mana cost X or less, where X is the amount of mana you tapped to Sacrifice Pernicious Deed
This red enchantment forces any player who shuffles their library to put a card from their hand on top of their deck, effectively turning tutors and fetch lands into card disadvantage
Everything from Grixis Control Creatures (5) Planeswalkers (3) Lands (25) Spells (27) Creatures (26) 1 Llanowar Elves 4 Birds of Paradise 2 Acidic Slime 4 Lotus Cobra 1 Cunning Sparkmage 3 Sea Gate Oracle 2 Vengevine 2 Inferno Titan 1 Obstinate Baloth 1 Sylvan Ranger 1 Sylvok Replica 1 Hero of Oxid Ridge 1 Urabrask the Hidden 1 Phyrexian Metamorph 1 Phantasmal Image Lands (22) Spells (12) To Temur Birthing Pod Inferno Titan sets a high water mark that is going to be hard for meant to be cast normally fatties to reach again, a very deserving best real red creature of all-time
And if it wasn't there, I had the option to submit a custom design to create it
Ghalta, anyone