| Name | Cost | Price |
|---|---|---|
| Katilda and Lier | $0.38 | |
| Katilda, Dawnhart Martyr // Katilda's Rising Dawn | $0.92 | |
| Katilda, Dawnhart Prime | $0.45 | |
| Katsumasa, the Animator | $0.36 | |
| Kaust, Eyes of the Glade | — | |
| Kavaron Harrier | $0.14 | |
| Kavaron, Memorial World | $1.75 | |
| Kavu Chameleon | $0.19 | |
| Kavu Climber | $0.19 | |
| Kavu Glider | $0.04 | |
| Kavu Primarch | $0.18 | |
| Kavu Runner | $0.12 | |
| Kavu Titan | $1.29 | |
| Kaya, Bane of the Dead | — | |
| Kaya, Geist Hunter | $0.39 | |
| Kaya, Ghost Assassin | $3.23 | |
| Kaya, Ghost Haunter | $0.42 | |
| Kaya, Orzhov Usurper | $0.39 | |
| Kaya's Guile | $1.54 | |
| Kaya, Spirits' Justice | $0.69 | |
| Kaya's Wrath | $0.47 | |
| Kaya the Inexorable | $2.56 | |
| Kayla's Command | $0.24 | |
| Kayla's Reconstruction | $0.25 |