New idea for future challenge :

A 15 days Challenge

- The more a scorer goals into a match, the more he earns points !

Exemple :
Player A scores his first goal, he earns 1 point
Player A scores a second goal, he earns 2 more points (so it means 3 points now)
Player A scores a third goal, he earns 3 more points (so it means 6 points now)
Player A scores a fourth goal, he earns 4 more points (so it means 10 points now)
Player A scores a fith goal, he earns 5 more points (so it means 15 points now)
Player A scores a sixth goal, he earns 6 more points (so it means 21 points now)
Player A scores a seventh goal, he earns 7 more points (so it means 28 points now)
Etc...