Commander (1) Planeswalker (1) Creatures (10) Braids, Cabal Minion Consecrated Sphinx Drannith Magistrate Grand Arbiter Augustin IV Notion Thief Opposition Agent Orcish Bowmasters Seedborn Muse Tergrid, God of Fright Thassa's Oracle Instants (12) Ad Nauseam Crop Rotation Cyclonic Rift Enlightened Tutor Fierce Guardianship Force of Will Gifts Ungiven Intuition Mystical Tutor Teferi's Protection Vampiric Tutor Worldly Tutor Sorceries (8) Biorhythm Coalition Victory Demonic Tutor Farewell Gamble Imperial Seal Jeska's Will Natural Order Artifacts (8) Bolas's Citadel Chrome Mox Grim Monolith Lion's Eye Diamond Mana Vault Mox Diamond Panoptic Mirror The One Ring Enchantments (7) Aura Shards Humility Necropotence Rhystic Study Smothering Tithe Survival of the Fittest Underworld Breach Land (53) Ancient Tomb Field of the Dead Gaea's Cradle Glacial Chasm Mishra's Workshop Serra's Sanctum The Tabernacle at Pendrell Vale Forest x8 Island x12 Mountain x7 Plains x7 Swamp x12 Select the cart button for a handy way to see the prices of each one at TCGplayer

For both GRN and RNA, I was missing about 30 Uncommons out of the 320 total
I cast Boon of Erebos, targeting Battlefield Raptor
You pay 1 life, but the payoff is flexibilityyou can either stack a +1/+1 counter on it to grow taller, or create a spirit token with endure
While it looks like Magic: The Gathering has since abandoned this model and gone back to including multiple Planeswalkers in sets, the inclusion of Universes Beyond in Standard could potentially be a viable alternative for fixing the Planeswalker problem
Nexus of Becoming For fans of combo decks that cheat out expensive artifacts and creatures, Nexus of Becoming is pretty exciting