the Enchanted Rare version is currently selling for an average of $215
Getting energy for each mana you spend is an insanely good rate, and its a good reason for this on a six drop because getting that kinda generation early is kinda nuts
They will often win quick and fast

Acererak the Archlich Adorned Crocodile Angrath, Captain of Chaos Anointer Priest Aphemia, the Cacophony Archdemon of Unx Ashnod, Flesh Mechanist Assemble the Rank and Vile Aven Eternal Bladewing, Deathless Tyrant Bleeding Edge Bone Miser Boneclad Necromancer Bridge from Below Callous Dismissal Cellar Door Cemetery Reaper Commence the Endgame Corpse Cobble Corpseweft Cradle of the Accursed Crowded Crypt Crush Dissent Cryptbreaker Curse of Disturbance Curse of Shallow Graves Curse of the Restless Dead Death Tyrant Deathknell Berserker Deluge of the Dead Diregraf Colossus Doomed Dissenter Drana's Chosen Draugr's Helm Dread Summons Dreadhorde Invasion Dreadhorde Twins Drunau Corpse Trawler Dunes of the Dead Dying to Serve Embalmed Ascendant Enter the God-Eternals Essence Anchor Eternal Skylord Falcon Abomination Feast or Famine Field of the Dead Flip the Switch Forlorn Pseudamma Geralf, Visionary Stitcher Geralf, the Fleshwright Ghoulcaller's Accomplice Ghoulish Procession Gleaming Overseer God-Eternal Oketra Graf Harvest Gravedig Graveyard Marshal Grim Initiate Grim Reaper's Scythe Grixis Slavedriver Havengul Runebinder Headless Rider Herald of the Dreadhorde Hildibrand Manderville Hildibrand Manderville Hobbling Zombie Honor the God-Pharaoh Hour of Victory Invade the City Invading Manticore Jadar, Ghoulcaller of Nephalia

Notably, Pest Control out of the sideboard is game-changing against Boros
First, lets take a look at the cards in the new cards that pay you off for having creatures with high power