Below is the probability rate for each enhancement level.
| Item Tier | 1~5 | 6~10 | 11~15 | 16~20 | Sacred 1 | Sacred 2 | Sacred 3 | Sacred 4 | Sacred 5 |
|---|---|---|---|---|---|---|---|---|---|
| B Tier | 100% | 90% | 85% | 80% | 70% | 65% | 60% | 55% | 50% |
| A Tier | 100% | 80% | 75% | 70% | 60% | 55% | 50% | 45% | 40% |
| S Tier | 100% | 70% | 65% | 60% | 55% | 50% | 45% | 40% | 35% |
| SS Tier | 100% | 55% | 50%% | 45% | 35% | 30% | 25% | 20% | 15% |
You can find additional information about enhancement stones and enhancement crystals as well as sacred stones on their respective pages.