Its influence cost of 6 is inconsequential, and its effect leads to deterministic wins a bit earlier than we want for the combo archetype
Can we do something so cool with Sprees that it might be worth talking about
The creature cards that have cycling often have high mana values, which work perfectly with Ellie and Alan
Those relying on black removal usually 2-for-1 themselves, but the real reason I justify the walls ranking so high is the protection they give to all your other permanents

Synthoids Abandoned Sarcophagus Abzan Banner Abzan Monument Academy Manufactor Accessories to Murder Accomplished Automaton Accorder's Shield Ace's Baseball Bat Acidic Dagger Acorn Catapult Acquisition Octopus Adaptive Automaton Adaptive Gemguard Adaptive Omnitool Adaptive Training Post Adarkar Sentinel Adrestia Adventurer's Airship Adventuring Gear Aegis Automaton Aegis of the Legion Aegis of the Meek Aeolipile Aeon Engine Aerial Doombot Aerial Surveyor Aerial Toastmaster Aeronaut's Wings Aesthir Glider Aether Refinery Aether Spellbomb Aether Syphon Aether Vial Aetherflux Conduit Aetherflux Reservoir Aetheric Amplifier Aetherjacket Aethersphere Harvester Aetherwing, Golden-Scale Flagship Aetherworks Marvel Aettir and Priwen Agatha's Soul Cauldron Agent of Acquisitions Agent's Toolkit Agility Bobblehead Air Response Unit Akroan Horse Akroma's Memorial Al-abara's Carpet Alacrian Armory Aladdin's Lamp Aladdin's Ring Alchemax Slayer-Bots Alchemist's Vial Alchor's Tomb Alhammarret's Archive Alibou, Ancient Witness Alibou, Ancient Witness Aligned Hedron Network All-Fates Scroll Alloy Golem Alloy Myr Alpha Myr Altar Golem Altar of Bhaal Altar of Dementia Altar of Shadows Altar of the Brood Altar of the Goyf

same proportion as above), a borderless woodblock common (2.6%), borderless woodblock or borderless character uncommon (5.7%), or rare or mythic rare (16.7%