| Riddles in the DarkThe Hobbit · 292 | The Hobbit | 292 | Rare | €0.60 |
| Riddles in the DarkSpotlight Series · 12 | Spotlight Series | 12 | Rare | $60.70 |
| RiddlesmithDouble Masters · 65 | Double Masters | 65 | Uncommon | $0.20 |
| RiddlesmithDuel Decks: Elves vs. Inventors · 39 | Duel Decks: Elves vs. Inventors | 39 | Uncommon | €0.13 |
| RiddlesmithNeon Dynasty Commander · 96 | Neon Dynasty Commander | 96 | Uncommon | €0.02 |
| RiddlesmithScars of Mirrodin · 40 | Scars of Mirrodin | 40 | Uncommon | €0.20 |
| Rideable MantisUnknown Event · UW03a | Unknown Event | UW03a | Uncommon | $7.23 |
| Ride DownEldritch Moon · 188 | Eldritch Moon | 188 | Uncommon | €0.13 |
| Ride DownKhans of Tarkir · 194 | Khans of Tarkir | 194 | Uncommon | €0.05 |
| Ride DownBreaking News · 52 | Breaking News | 52 | Uncommon | €0.06 |
| Ride DownShadows over Innistrad Remastered · 241 | Shadows over Innistrad Remastered | 241 | Uncommon | — |
| Ride GuideUnfinity · 24 | Unfinity | 24 | Common | €0.06 |
| Ride GuideUnfinity · 310 | Unfinity | 310 | Common | €0.39 |
| RidersTales of Middle-earth Front Cards · 9 | Tales of Middle-earth Front Cards | 9 | — | — |
| Riders of GavonyAvacyn Restored · 33 | Avacyn Restored | 33 | Rare | €0.13 |
| Riders of GavonyCommander 2020 · 98 | Commander 2020 | 98 | Rare | €0.15 |
| Riders of GavonyMidnight Hunt Commander · 93 | Midnight Hunt Commander | 93 | Rare | €0.20 |
| Riders of RohanTales of Middle-earth Commander · 67 | Tales of Middle-earth Commander | 67 | Rare | €0.15 |
| Riders of RohanTales of Middle-earth Commander · 148 | Tales of Middle-earth Commander | 148 | Rare | €0.50 |
| Riders of RohanTales of Middle-earth Commander · 474 | Tales of Middle-earth Commander | 474 | Rare | $1.08 |
| Riders of the MarkThe Lord of the Rings: Tales of Middle-earth · 827 | The Lord of the Rings: Tales of Middle-earth | 827 | Rare | €1.99 |
| Riders of the MarkThe Lord of the Rings: Tales of Middle-earth · 832 | The Lord of the Rings: Tales of Middle-earth | 832 | Rare | €8.16 |
| Ride's EndAetherdrift · 25 | Aetherdrift | 25 | Common | €0.15 |
| Ride the AvalancheForgotten Realms Commander · 54 | Forgotten Realms Commander | 54 | Rare | €0.31 |
| Ride the AvalancheForgotten Realms Commander · 325 | Forgotten Realms Commander | 325 | Rare | $0.51 |
| Ride the AvalancheMagic Online Promos · 92828 | Magic Online Promos | 92828 | Rare | — |
| Ride the ShoopufFinal Fantasy · 197 | Final Fantasy | 197 | Uncommon | €0.21 |
| Ridged KusitePlanar Chaos · 78 | Planar Chaos | 78 | Common | $0.03 |
| Ridged KusiteTime Spiral Remastered · 134 | Time Spiral Remastered | 134 | Common | €0.04 |
| Ridgeline RagerEighth Edition · 215 | Eighth Edition | 215 | Common | €0.02 |
| Ridgeline RagerEighth Edition · 215★ | Eighth Edition | 215★ | Common | $0.09 |
| Ridgeline RagerProphecy · 100 | Prophecy | 100 | Common | €0.05 |
| Ridge RannetShards of Alara · 111 | Shards of Alara | 111 | Common | $0.04 |
| Ridgescale TuskerAether Revolt · 121 | Aether Revolt | 121 | Uncommon | €0.08 |
| Ridgescale TuskerKaladesh Remastered · 177 | Kaladesh Remastered | 177 | Uncommon | — |
| Ridgetop RaptorDominaria Remastered · 134 | Dominaria Remastered | 134 | Common | €0.10 |
| Ridgetop RaptorLegions · 108 | Legions | 108 | Uncommon | €0.08 |
| Riding Red HarePortal Three Kingdoms · 18 | Portal Three Kingdoms | 18 | Common | €3.45 |
| Riding the Dilu HorsePortal Three Kingdoms · 144 | Portal Three Kingdoms | 144 | Rare | €238.89 |
| Riding the Dilu HorseMasters Edition III · 131 | Masters Edition III | 131 | Uncommon | — |
| Rielle, the EverwiseIkoria: Lair of Behemoths · 203 | Ikoria: Lair of Behemoths | 203 | Mythic Rare | €3.32 |
| Rielle, the EverwiseIkoria: Lair of Behemoths · 342 | Ikoria: Lair of Behemoths | 342 | Mythic Rare | $5.89 |
| Rielle, the EverwiseIkoria: Lair of Behemoths Promos · 203p | Ikoria: Lair of Behemoths Promos | 203p | Mythic Rare | €2.82 |
| Rielle, the EverwiseIkoria: Lair of Behemoths Promos · 203s | Ikoria: Lair of Behemoths Promos | 203s | Mythic Rare | €3.98 |
| Rielle, the EverwiseMagic Online Promos · 80877 | Magic Online Promos | 80877 | Mythic Rare | — |
| Rienne, Angel of RebirthDominaria United Commander · 166 | Dominaria United Commander | 166 | Mythic Rare | €0.57 |
| Rienne, Angel of RebirthCore Set 2020 · 281 | Core Set 2020 | 281 | Mythic Rare | €0.40 |
| RiftMystery Booster Playtest Cards 2019 · 119 | Mystery Booster Playtest Cards 2019 | 119 | Rare | €0.60 |
| RiftMystery Booster Playtest Cards 2021 · 119 | Mystery Booster Playtest Cards 2021 | 119 | Rare | $0.32 |
| Rift BoltDouble Masters 2022 · 122 | Double Masters 2022 | 122 | Common | €0.11 |