Four Relic of Progenitus is definitely a lot, but I think its often an extremely high-impact card and I hate to not have it when Im playing a deck that doesnt use its graveyard at all
[note 1] A fifteen-card booster pack will typically contain one rare (gold), three uncommons (silver), ten commons (black), and one basic land (colored black, as commons)
Electro, Assaulting Battery If you want a mono-red spellslinger deck, Electro, Assaulting Battery has a solid resume for the commander slot

Gargos Hydras Gargos, Vicious Watcher | Illustration by Mathias Kollros Commander (1) Planeswalkers (2) Garruk Wildspeaker Garruk, Primal Hunter Creatures (27) Arbor Elf Clamavus Destiny Spinner Elvish Mystic Eternal Witness Fyndhorn Elder Genesis Hydra Gyre Sage Heroes' Bane Hooded Hydra Hungering Hydra Hydra Broodmaster Hydra Omnivore Ironscale Hydra Joraga Treespeaker Karametra's Acolyte Lifeblood Hydra Llanowar Elves Managorger Hydra Nyxborn Hydra Oran-Rief Hydra Polukranos, World Eater Reclamation Sage Timeless Witness Vastwood Hydra Whiptongue Hydra Wren's Run Hydra Instants (12) Beast Within Inspiring Call Khalni Ambush Nature's Claim Origin of Metalbending Primal Bellow Royal Treatment Ram Through Return of the Wildspeaker Titanic Brawl Trash the Town Tyvar's Stand Sorceries (10) Cultivate Explore Harmonize Kodama's Reach Nature's Lore Overrun Pest Infestation Primal Might Rampant Growth Rishkar's Expertise Enchantments (6) Death's Presence Garruk's Uprising Hardened Scales Loading Zone Overgrowth Wild Growth Artifacts (5) Arcane Signet Boxing Ring Mind Stone Sol Ring Swiftfoot Boots Lands (37) Gargos, Vicious Watcher is an excellent deck for anybody looking to turn their local commander table into a kaiju war

I'm thrilled with just how adorable those fruit and veggie saprolings turned out
I was able to determine the C2 and C3 cards on the commons sheet, however unlike the commons sheets of Base Set 2 and Gym Heroes I was not able to completely reconstruct it, as it contains three repeated sequences: one of 5, one of 6 and one of 18 cards, each of which appears on the sheet twice