| Name | Cost | Price |
|---|---|---|
| Jeweled Amulet | $8.62 | |
| Jeweled Lotus | $43.15 | |
| Jewel Thief | $0.17 | |
| Jhessian Infiltrator | $0.21 | |
| Jhessian Thief | $0.16 | |
| Jhessian Zombies | $0.16 | |
| Jhoira, Ageless Innovator | $0.30 | |
| Jhoira of the Ghitu | $1.22 | |
| Jhoira's Familiar | $1.71 | |
| Jhoira's Timebug | $0.27 | |
| Jhoira, Weatherlight Captain | $5.33 | |
| Jiang Yanggu, Wildcrafter | $0.27 | |
| Jidoor, Aristocratic Capital // Overture | — | |
| Jill, Shiva's Dominant // Shiva, Warden of Ice | $0.38 | |
| Jin-Gitaxias, Core Augur | $12.42 | |
| Jin-Gitaxias, Progress Tyrant | $19.20 | |
| Jin-Gitaxias // The Great Synthesis | $12.44 | |
| Jinnie Fay, Jetmir's Second | $0.70 | |
| Jinxed Idol | $1.19 | |
| Jinxed Ring | $3.07 | |
| Jirina, Dauntless General | $0.84 | |
| J. Jonah Jameson | $4.26 | |
| Jodah, Archmage Eternal | $0.88 | |
| Jodah's Avenger | $0.09 |