| Aang, Swift Savior // Aang and La, Ocean's Fury | TLA | rare | — | — |
| Aang, Swift Savior // Aang and La, Ocean's Fury | TLA | rare | — | — |
| Abandon Reason | EMN | uncommon | — | — |
| Abandon the Post | DBL | common | — | — |
| Aberrant Researcher // Perfected Form | INR | uncommon | — | — |
| Abeyance | WTH | rare | — | — |
| Aboshan's Desire | ODY | common | — | — |
| Abraded Bluffs | OTJ | common | — | — |
| Absorb Vis | DDK | common | — | — |
| Abundant Growth | PIP | common | — | — |
| Abundant Harvest | STA | rare | — | — |
| Abundant Maw | INR | common | — | — |
| Abyssal Gatekeeper | WTH | common | — | — |
| Abyssal Harvester | FDN | rare | — | — |
| Abyssal Hunter | MIR | rare | — | — |
| Abzan Beastmaster | PRM | uncommon | — | — |
| Abzan Charm | 2X2 | uncommon | — | — |
| Abzan Guide | KTK | common | — | — |
| Academic Probation | STX | rare | — | — |
| Academy Elite | VMA | rare | — | — |
| Academy Ruins | DRC | rare | — | — |
| Access Denied | NEC | rare | — | — |
| Accomplished Alchemist | STX | rare | — | — |
| Accumulated Knowledge | PRM | common | — | — |
| Acererak the Archlich | PRM | mythic | — | — |
| Acid Rain | ME4 | rare | — | — |
| Acidic Slime | PRM | uncommon | — | — |
| Acolyte of the Inferno | ORI | uncommon | — | — |
| Acquired Mutation | PIP | uncommon | — | — |
| Acridian | USG | common | — | — |
| Act of Treason | M12 | common | — | — |
| Ad Nauseam | ALA | rare | — | — |
| Adaptive Omnitool | DRC | rare | — | — |
| Adaptive Snapjaw | GTC | common | — | — |
| Adarkar Wastes | DMU | rare | — | — |
| Adelbert Steiner | FIN | uncommon | — | — |
| Adeline, Resplendent Cathar | MID | rare | — | — |
| Adeline, Resplendent Cathar | FCA | rare | — | — |
| Admiral Beckett Brass | LCC | mythic | — | — |
| Adriana, Captain of the Guard | DMC | rare | — | — |
| Adriana, Captain of the Guard | ONC | rare | — | — |
| Adun Oakenshield | ME1 | rare | — | — |
| Advanced Stitchwing | 2X2 | common | — | — |
| Adventurer's Airship | FIN | common | — | — |
| Adverse Conditions | BFZ | uncommon | — | — |
| Aegar, the Freezing Flame | MUL | uncommon | — | — |
| Aegis Sculptor | TDM | uncommon | — | — |
| Aegis of the Heavens | M19 | uncommon | — | — |
| Aeon Chronicler | DDM | rare | — | — |
| Aerie Worshippers | BNG | uncommon | — | — |
| Aether Adept | M11 | common | — | — |
| Aether Adept | DDM | common | — | — |
| Aether Charge | ONS | uncommon | — | — |
| Aether Figment | DDM | uncommon | — | — |
| Aether Spike | MH3 | common | — | — |
| Aether Storm | ME2 | uncommon | — | — |
| Aether Vial | PRM | rare | — | — |
| Aether Vial | 2X2 | rare | — | — |
| Aetherize | RVR | uncommon | — | — |
| Aetherjacket | DFT | common | — | — |
| Aetherplasm | RVR | uncommon | — | — |
| Aetherspouts | C21 | rare | — | — |
| Aethersquall Ancient | DRC | rare | — | — |
| Aettir and Priwen | FIN | mythic | — | — |
| Affa Protector | OGW | common | — | — |
| Afflict | ODY | common | — | — |
| Afterlife | VMA | common | — | — |
| Aftermath Analyst | MKM | uncommon | — | — |
| Agate Instigator | BLC | rare | — | — |
| Agatha's Soul Cauldron | WOE | mythic | — | — |
| Aggravated Assault | WOT | rare | — | — |
| Agonizing Remorse | THB | uncommon | — | — |
| Agonizing Syphon | M20 | common | — | — |
| Ahriman | FIN | common | — | — |
| Aim for the Head | DBL | common | — | — |
| Aim for the Head | VOW | common | — | — |
| Ainok Bond-Kin | 2X2 | common | — | — |
| Ainok Bond-Kin | IMA | common | — | — |
| Ainok Survivalist | MKC | uncommon | — | — |
| Ainok Tracker | KTK | common | — | — |
| Air Elemental | XLN | uncommon | — | — |
| Air Elemental | M19 | uncommon | — | — |
| Air Nomad Legacy | TLA | uncommon | — | — |
| Air Nomad Student | TLE | uncommon | — | — |
| Air Servant | M14 | uncommon | — | — |
| Air Servant | W16 | uncommon | — | — |
| Air Servant | M11 | uncommon | — | — |
| Airborne Aid | ONS | common | — | — |
| Airship Engine Room | TLA | common | — | — |
| Aisha of Sparks and Smoke | SLX | rare | — | — |
| Aisling Leprechaun | PRM | common | — | — |
| Ajani Fells the Godsire | MH3 | uncommon | — | — |
| Ajani's Last Stand | M19 | rare | — | — |
| Ajani's Mantra | M11 | common | — | — |
| Ajani's Pridemate | CLU | uncommon | — | — |
| Ajani, Nacatl Pariah // Ajani, Nacatl Avenger | MH3 | mythic | — | — |
| Akki Underling | SOK | common | — | — |
| Akoum Battlesinger | WWK | common | — | — |
| Akoum Refuge | C13 | uncommon | — | — |
| Akroma's Will | M3C | rare | — | — |