Unlock the corresponding number of continues by accumulate the corresponding amount of time playing:

CONTINUES - PLAYTIME
2 Continues - 0:00:00 to 0:59:59
3 Continues - 1:00:00 to 1:59:59
4 Continues - 2:00:00 to 2:59:59
5 Continues - 3:00:00 to 3:59:59
6 Continues - 4:00:00 to 4:59:59
7 Continues - 5:00:00 to 5:59:59
8 Continues - 6:00:00 to 6:59:59
9 Continues - 7:00:00 to 7:59:59
Unlimited Continues - 8:00:00 or more