| Anarchist | ODY-173 |
| Ana Sanctuary | APC-74 |
| An Offer You Can't Refuse | SNC-51 |
| Amulet of Vigor | WWK-121 |
| Amphin Pathmage | M15-45 |
| Amoeboid Changeling | LRW-51 |
| Amoeboid Changeling | J22-269 |
| Aminatou's Augury | C18-6 |
| Aminatou, the Fateshifter | 2X2-169 |
| Ambush Commander | EVG-1 |
| Ambitious Aetherborn | KLD-72 |
| Ambition's Cost | C15-113 |
| Amber Prison | MIR-292 |
| Ambassador Oak | A25-158 |
| Amass the Components | IMA-41 |
| Always Watching | SOI-1 |
| Altar's Reap | DDR-37 |
| Altar of the Pantheon | THB-231 |
| Alseid of Life's Bounty | THB-1 |
| Alpine Watchdog | M21-2 |
| Alpine Moon | M19-128 |
| Alpine Grizzly | KTK-127 |
| Alpha Kavu | PLS-77 |
| Alms Collector | C17-1 |
| Alluring Scent | ME4-141 |
| Alloy Myr | MM2-201 |
| Allosaurus Rider | CSP-101 |
| Alliance of Arms | CMD-4 |
| Alley Strangler | AER-52 |
| Alley Evasion | AER-6 |
| All That Glitters | ELD-2 |
| All Suns' Dawn | 5DN-81 |
| All Is Dust | MM2-1 |
| Alharu, Solemn Ritualist | CMR-4 |
| Alhammarret's Archive | ORI-221 |
| Alesha's Vanguard | FRF-60 |
| Alesha, Who Smiles at Death | FRF-90 |
| Alena, Kessig Trapper | CMR-160 |
| Alela, Artful Provocateur | ELD-324 |
| Alchemist's Vial | ORI-220 |
| Alchemist's Retrieval | VOW-47 |
| Alchemist's Refuge | AVR-225 |
| Alchemist's Greeting | EMN-116 |
| Alabaster Dragon | POR-1 |
| Akroma's Memorial | FUT-159 |
| Akroma, Angel of Wrath | DVD-1 |
| Akroan Sergeant | ORI-130 |
| Akroan Phalanx | BNG-2 |
| Akroan Horse | C16-241 |
| Akroan Hoplite | CN2-197 |