How does Urza become one of the most powerful Planeswalkers of all time
They didnt hold back on reprint value here, and since the decks arent being advertised as premium products or anything like that, you should absolutely get your moneys worth

Abundant Countryside Amoeboid Changeling Avian Changeling Barkform Harvester Belonging Birthing Boughs Black Market Connections Blades of Velis Vel Bloodline Pretender Cairn Wanderer Chameleon Colossus Changeling Berserker Changeling Hero Changeling Outcast Changeling Sentinel Changeling Titan Changeling Wayfinder Chitinous Graspling Chomping Changeling Crib Swap Ego Erasure Faceless Agent Feisty Spikeling Firdoch Core Fire-Belly Changeling Flock Impostor Formless Genesis Game-Trail Changeling Gangly Stompling Ghostly Changeling Gladewalker Ritualist Graveshifter Guardian Gladewalker Impostor of the Sixth Pride Irregular Cohort Littjara Littjara Glade-Warden Littjara Kinseekers Masked Vandal Maskwood Nexus Mirror Entity Mischievous Sneakling Mistwalker Moonglove Changeling Moritte of the Frost Morophon, the Boundless Mothdust Changeling Mutable Explorer Nameless Inversion Oddric, Lunar Marquis (playtest) Omni-Changeling Omnipresent Impostor (playtest) Orvar, the All-Form Personify Prideful Feastling Realmwalker Rooftop Percher Shapesharer Shields of Velis Vel Sizzling Changeling Skeletal Changeling Springleaf Parade Stalactite Dagger Taurean Mauler The Bears of Littjara Three Tree Mascot Turtleshell Changeling Universal Automaton Unsettled Mariner Valiant Changeling Venomous Changeling War-Spike Changeling

I could also see Sarkhan being the key piece of a R/B Control deck which is the kind of deck that always looks better on paper than how it performs because of the variance in its draw steps and lack of velocity to filter through the deck, the exact problem Sarkhan can solve
Have the menacing and hasty Two-Headed Hellkite attack its way to your opponent for your card draw engine
- No (non-holo) Basic Energy or Code Cards