This item is used as a sort of currency, per se. The item is acquired from any monster that is Easy Prey, Decent Challenge, Even Match, Tough, Very Tough, or Incredibly Tough that is level 50+.
This item is used in denominations of 30, and 99.
The drop rate on these seems to be significantly lower than Beastmen's seals as the increased odds to drop either a Beastmen's Seal, or a Kindred's Seal.
Just a bit of information for those who were curious. Good luck.
pretty useless now that nobody does kindred seal burns. same goes with beast-man seals. SE needs to do something to spice them up or possibly make some solo-able ones so people can burn them on there own time