These cards were generally was fine, but not superbeven in formats with artifact and enchantment creatures, it wasnt easy to get a satisfying two-for-one from these effects, and paying three mana to recur a single card is subpar

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

Well have a dedicated table for learning the basics and friendly folks who love teaching others to play
Once the Battle card has been defeated meaning that all of its defense counters have been removed the card is exiled and the reverse side is cast
For instance, making a set full of "Creature Wiener Dog" might be fun, but you may get more comments on that in your playtest than on the actual cards
Meanwhile, Graham generates a Food token any time you cast a spell from anywhere other than your hand