| 0.01 XEM cost | 0.000044 ROOK |
| 0.1 XEM cost | 0.000445 ROOK |
| 0.2 XEM cost | 0.000889 ROOK |
| 1 XEM cost | 0.004447 ROOK |
| 5 XEM cost | 0.022236 ROOK |
| 10 XEM cost | 0.044471 ROOK |
| 50 XEM cost | 0.222356 ROOK |
| 100 XEM cost | 0.444711 ROOK |
| 1000 XEM cost | 4.447113 ROOK |
| 10000 XEM cost | 44.471125 ROOK |
| 100000 XEM cost | 444.711254 ROOK |