| Ironheart, Clever ChampionMarvel Super Heroes · 360 | Marvel Super Heroes | 360 | Rare | €0.95 |
| Iron MaidenSecret Lair Drop Tokens · 2185 | Secret Lair Drop Tokens | 2185 | Rare | $13.20 |
| Iron MaidenUrza's Legacy · 127 | Urza's Legacy | 127 | Rare | €8.22 |
| Iron Man, Armored AvengerMarvel Super Heroes Commander · 33 | Marvel Super Heroes Commander | 33 | Rare | $0.96 |
| Iron Man, Armored AvengerMarvel Super Heroes Commander · 332 | Marvel Super Heroes Commander | 332 | Rare | €3.70 |
| Iron Man, Bleeding EdgeMarvel Super Heroes Commander · 626 | Marvel Super Heroes Commander | 626 | Rare | $2.57 |
| Iron Man, Futurist ParagonMarvel Super Heroes Commander · 501 | Marvel Super Heroes Commander | 501 | Rare | $1.17 |
| Iron Man, Tony StarkMarvel Super Heroes Commander · 851 | Marvel Super Heroes Commander | 851 | Rare | $2.99 |
| Iron Monger, Sadistic TycoonMarvel Super Heroes Commander · 45 | Marvel Super Heroes Commander | 45 | Rare | €0.30 |
| Iron Monger, Sadistic TycoonMarvel Super Heroes Commander · 350 | Marvel Super Heroes Commander | 350 | Rare | €0.83 |
| Ironscale HydraTheros Beyond Death · 296 | Theros Beyond Death | 296 | Rare | €0.55 |
| Ironscale HydraThe List Tokens · THB-296 | The List Tokens | THB-296 | Rare | $0.41 |
| Ironsoul EnforcerNeon Dynasty Commander · 7 | Neon Dynasty Commander | 7 | Rare | €0.15 |
| Ironsoul EnforcerNeon Dynasty Commander · 41 | Neon Dynasty Commander | 41 | Rare | €0.45 |
| Iron Spider, Stark UpgradeMarvel Legends Series Inserts · 4 | Marvel Legends Series Inserts | 4 | Rare | €0.02 |
| Iron Spider, Stark UpgradeMarvel's Spider-Man Promos · 166s | Marvel's Spider-Man Promos | 166s | Rare | €0.48 |
| Iron Spider, Stark UpgradeMarvel's Spider-Man · 166 | Marvel's Spider-Man | 166 | Rare | €0.84 |
| Iron Spider, Stark UpgradeMarvel's Spider-Man · 279 | Marvel's Spider-Man | 279 | Rare | €1.19 |
| Iron Spider, Stark UpgradeThrough the Omenpaths · 166 | Through the Omenpaths | 166 | Rare | — |
| Ironwill ForgerTarkir: Dragonstorm Commander · 13 | Tarkir: Dragonstorm Commander | 13 | Rare | $0.25 |
| Ironwill ForgerTarkir: Dragonstorm Commander · 53 | Tarkir: Dragonstorm Commander | 53 | Rare | €0.65 |
| Irrigated FarmlandAmonkhet · 245 | Amonkhet | 245 | Rare | $0.26 |
| Irrigated FarmlandCommander 2020 · 282 | Commander 2020 | 282 | Rare | €0.22 |
| Irrigated FarmlandCommander Masters · 1005 | Commander Masters | 1005 | Rare | €0.22 |
| Irrigated FarmlandAetherdrift Commander · 161 | Aetherdrift Commander | 161 | Rare | €0.22 |
| Irrigated FarmlandEdge of Eternities Commander · 162 | Edge of Eternities Commander | 162 | Rare | $0.17 |
| Irrigated FarmlandMurders at Karlov Manor Commander · 267 | Murders at Karlov Manor Commander | 267 | Rare | $0.17 |
| Irrigated FarmlandMarvel Super Heroes Commander · 251 | Marvel Super Heroes Commander | 251 | Rare | €0.21 |
| Irrigated FarmlandAmonkhet Promos · 245s | Amonkhet Promos | 245s | Rare | €2.64 |
| Irrigated FarmlandFallout · 268 | Fallout | 268 | Rare | €0.22 |
| Irrigated FarmlandFallout · 499 | Fallout | 499 | Rare | €0.62 |
| Irrigated FarmlandFallout · 796 | Fallout | 796 | Rare | €1.22 |
| Irrigated FarmlandFallout · 1027 | Fallout | 1027 | Rare | €0.96 |
| Irrigated FarmlandTarkir: Dragonstorm Commander · 372 | Tarkir: Dragonstorm Commander | 372 | Rare | €0.15 |
| Irrigated FarmlandSecret Lair Drop Tokens · 2519 | Secret Lair Drop Tokens | 2519 | Rare | $1.74 |
| Irrigated FarmlandDoctor Who · 288 | Doctor Who | 288 | Rare | €0.14 |
| Irrigated FarmlandDoctor Who · 504 | Doctor Who | 504 | Rare | $0.37 |
| Irrigated FarmlandDoctor Who · 879 | Doctor Who | 879 | Rare | €0.83 |
| Irrigated FarmlandDoctor Who · 1095 | Doctor Who | 1095 | Rare | €0.78 |
| Irrigated FarmlandAmonkhet Remastered · 304 | Amonkhet Remastered | 304 | Rare | — |
| Irrigated FarmlandMarvel Super Heroes Commander · 481 | Marvel Super Heroes Commander | 481 | Rare | €0.50 |
| Isamaru and YoshimaruUnknown Event · RW02b | Unknown Event | RW02b | Rare | $89.99 |
| Isamaru, Hound of KondaChampions of Kamigawa · 19 | Champions of Kamigawa | 19 | Rare | €0.87 |
| Isamaru, Hound of KondaJumpstart · 113 | Jumpstart | 113 | Rare | €0.67 |
| Isamaru, Hound of KondaJumpstart 2022 · 201 | Jumpstart 2022 | 201 | Rare | €0.77 |
| Isamaru, Hound of KondaThe List Tokens · CHK-19 | The List Tokens | CHK-19 | Rare | €0.85 |
| Isao, Enlightened BushiBetrayers of Kamigawa · 129 | Betrayers of Kamigawa | 129 | Rare | €0.61 |
| Isareth the AwakenerFoundations Jumpstart · 68 | Foundations Jumpstart | 68 | Rare | €0.17 |
| Isareth the AwakenerCore Set 2019 · 104 | Core Set 2019 | 104 | Rare | €0.14 |
| Isareth the AwakenerCore Set 2019 Promos · 104s | Core Set 2019 Promos | 104s | Rare | $0.80 |