| Name | Cost | Price |
|---|---|---|
| Kitnap | $0.25 | |
| Kitsa, Otterball Elite | — | |
| Kitsune Healer | $0.14 | |
| Kitsune Mystic // Autumn-Tail, Kitsune Sage | — | |
| Kitsune's Technique | $1.28 | |
| Kiyomaro, First to Stand | $0.45 | |
| Kjeldoran Dead | $0.14 | |
| Kjeldoran Escort | $0.21 | |
| Kjeldoran Frostbeast | $0.26 | |
| Kjeldoran Gargoyle | $0.10 | |
| Kjeldoran Home Guard | — | |
| Kjeldoran Javelineer | $0.11 | |
| Kjeldoran Pride | $0.15 | |
| Kjeldoran Royal Guard | $0.23 | |
| Kjeldoran War Cry | $0.07 | |
| Klauth, Unrivaled Ancient | $23.61 | |
| Klothys, God of Destiny | $1.87 | |
| Knacksaw Clique | $2.71 | |
| Knickknack Ouphe | $0.27 | |
| Knife | $0.23 | |
| Knight-Captain of Eos | $2.67 | |
| Knight Errant | — | |
| Knight-Errant of Eos | $0.47 | |
| Knight Exemplar | $3.14 |