Rune upgrade costs

Level Common Rare Epic Legendary Mythic Exotic
2 500 2 500 12 500 62 500 313 000 1 250 000
3 4 100 19 600 96 400 477 000 1 562 000
4 31 600 151 000 734 000 1 952 000
5 241 000 1 145 000 2 440 000
6 1 822 000 3 050 000