NOTE : Once again i'm REMINDER you that this data is not valid/accurate 100% this is data is MINIMUM ITEM, i'm suggesting you to collect more item.
| Grade Lv. | Required Item per Attempt | Expected Attempt | Minimum Required Item per Lv. | Preview |
|---|---|---|---|---|
| 1 | 0 | 0 | 0 | http://goo.gl/coMwka |
| 2 | 1 | 11 | 11 | http://goo.gl/F0Bmk9 |
| 3 | 2 | 27 | 54 | http://goo.gl/KO8Rmp |
| 4 | 3 | 57 | 171 | http://goo.gl/MnfRgc |
| 5 | 4 | 150 | 600 | http://goo.gl/s1kprg |
| 6 | 5 | 219 | 1,095 | http://goo.gl/YanRDV |
| 7 | 6 | 376 | 2,256 | http://goo.gl/UuBsj0 |
| 8 | 7 | 524 | 3,668 | |
| 9 | 8 | 751 | 6,008 | |
| 10 | 9 | 949 | 8,541 | |
| 11 | 10 | 1,186 | 11,860 |