| Category | Achievement |
| Sub Achievement | Challenger: Series III |
| Reward | 5 Primogems |
Requirement
Paralyze a Ruin Grader by attacking its weak point.
David and Goliath
| Category | Achievement |
| Sub Achievement | Challenger: Series III |
| Reward | 5 Primogems |
Paralyze a Ruin Grader by attacking its weak point.
