Basically, you're turning $30 or $40 into $60 or $80 worth of cards, which is a solid deal from a finance perspective, without even considering gameplay

Arcane Infusion Beacon Bolt Brutal Expulsion Chaos Mutation Collected Conjuring Compleated Conjurer Corporeal Projection Crackling Drake Cryptic Pursuit Culmination of Studies Elemental Expressionist Elemental Mascot Epic Experiment Eruth, Tormented Prophet Etherium-Horn Sorcerer Experimental Overload Expressive Iteration Frenetic Sliver Galvanic Iteration Glacial Dragonhunt Heaven Sent Idris, Soul of the TARDIS Invasion of Kaladesh Jhoira of the Ghitu Kylox, Visionary Inventor Lilah, Undefeated Slickshot Muddle, the Ever-Changing Myra the Magnificent Nivmagus Elemental Pinnacle Emissary Ral, Izzet Viceroy Ral, Leyline Prodigy Run for Your Life Saheeli Rai Saheeli, the Gifted Sanar, Innovative First-Year Scarlet Witch, Chaotic Avenger Shaun, Father of Synths Sonic Assault Stella Lee, Wild Card Summons of Saruman The Tenth Doctor Vault 112: Sadistic Simulation
This week Ive been going over the new mechanics from the 5 guilds of Ravnica Allegiance
in the context of this list, it effectively makes excess cards into Lotus Petal for great ramp while synergizing with cards like Splendid Reclamation and The Gitrog Monster
Picture is a representation of what could be in the lot
It represented the Phyrexian invasion, which took place across many planes in the Multiverse