A-Ready to Rumble (SNC-A-119) - Streets of New Capenna

A-Return Upon the Tide (KHM-A-106) - Kaldheim

A-Revel Ruiner (SNC-A-91) - Streets of New Capenna

A-Riveteers Initiate (SNC-A-120) - Streets of New Capenna

A-Rockslide Sorcerer (ZNR-A-154) - Zendikar Rising

A-Rowan, Scholar of Sparks // A-Will, Scholar of Frost (STX-A-156) - Strixhaven: School of Mages

A-Rulik Mons, Warren Chief (DMU-A-217) - Dominaria United

A-Saheeli, Filigree Master (BRO-A-219) - The Brothers' War

A-Satoru Umezawa (NEO-A-234) - Kamigawa: Neon Dynasty

A-Scout the Wilderness (DMU-A-176) - Dominaria United

A-Security Rhox (SNC-A-220) - Streets of New Capenna

A-Sepulcher Ghoul (AFR-A-118) - Adventures in the Forgotten Realms

A-Sepulcher Ghoul (HBG-A-166) - Alchemy Horizons: Baldur's Gate

A-Sewer Crocodile (SNC-A-60) - Streets of New Capenna

A-Shattered Seraph (SNC-A-221) - Streets of New Capenna

A-Shessra, Death's Whisper (AFR-A-231) - Adventures in the Forgotten Realms