Meanwhile, creatures like Shadow of Mortality, Elder Deep-Fiend, and Mirrorshell Crab (among others) have high mana values but can often be cast for much cheaper thanks to various abilities
No Mercy If a creature dares to cause combat damage to you, it'll be destroyed
Who needs land when you can wear jewelry
Bristlebane Battler Clay-Fired Bricks Coppercoat Vanguard Cosmium Kiln Disperse Dissection Practice Drannith Ruins Dreamdrinker Vampire Electrozoa Elvish Promenade Error-9, Viral Node Fatal Frenzy Find // Finality Fractal Anomaly Ghoulish Impetus Green Goblin Gyruda, Doom of Depths Hunting Wilds Huntmaster of the Fells Jegantha, the Wellspring Lightning Strike Lurrus of the Dream-Den Marionette Apprentice Merrow Commerce Moonlit Lamenter Mudbutton Torchrunner Noggle Robber Norman Osborn Perilous Forays Persistent Constrictor Phantasmagorian Piggy Bank Powerbalance Prismatic Undercurrents Protective Bubble Pummeler for Hire Ravager of the Fells Refurbished Familiar Ribtruss Roaster Solstice Zealot Spawning Pit Spectral Interference Spitting Sliver Starnheim Memento Sun-Dappled Celebrant Treetop Snarespinner Wicked Wolf World War Hulk
Until end of turn, you may cast a spell from among those cards
One big feature: retro-frame shock lands and spells