| Remnant Spark Cage+3 | Triggering a Phantom Edge follow-up attack has a 100% chance to restore 1 Remnant Spark. Maximum Sha-Chi increased by 5%. | Refined Indigo Crystal x1, 37,440 Remnant Dust |
| Remnant Spark Cage+4 | Triggering a Phantom Edge follow-up attack has a 100% chance to restore 1 Remnant Spark. Maximum Sha-Chi increased by 10%. | Refined Indigo Crystal x1, 56,160 Remnant Dust |
| Remnant Spark Cage+5 | Triggering a Phantom Edge follow-up attack has a 100% chance to restore 1 Remnant Spark. Maximum Sha-Chi increased by 15%. | Refined Indigo Crystal x1, 74,880 Remnant Dust |
| Remnant Spark Cage+6 | Triggering a Phantom Edge follow-up attack has a 100% chance to restore 1 Remnant Spark. Maximum Sha-Chi increased by 20%. | Refined Indigo Crystal x1, 93,600 Remnant Dust |
| Remnant Spark Cage+7 | Triggering a Phantom Edge follow-up attack has a 100% chance to restore 1 Remnant Spark. Maximum Sha-Chi increased by 25%. | Refined Indigo Crystal x1, 112,320 Remnant Dust |
| Remnant Spark Cage+8 | Triggering a Phantom Edge follow-up attack has a 100% chance to restore 1 Remnant Spark. Maximum Sha-Chi increased by 30%. | Refined Indigo Crystal x1, 131,040 Remnant Dust |