You should give a 25% discount credit for every failed match, which is not usable until they reach 100% discount. Meaning, 4 failed matches gives a free match c

You should give a 25% discount credit for every failed match, which is not usable until they reach 100% discount. Meaning, 4 failed matches gives a free match credit. If a match occurs before 4 consecutive failed matches, then the aggregate discount is cleared.