Check out the Chief Hall upgrade times!

If this was helpful, please give it a like!~~ 1 → 2 1 min 2 → 3 2 mins 3 → 4 8 mins 4 → 5 25 mins 5 → 6 Approx. 2 hours 30 mins 6 → 7 Approx. 4 hours 48 mins 7 → 8 Approx. 9 hours 37 mins 8 → 9 Approx. 17 hours 20 mins 9 → 10 Approx. 1 day 3 hours 44 mins 10 → 11 Approx. 1 day 14 hours 50 mins 11 → 12 Approx. 1 day 22 hours 37 mins 12 → 13 Approx. 2 days 7 hours 56 mins 13 → 14 Approx. 2 days 19 hours 7 mins 14 → 15 Approx. 3 days 11 hours 15 → 16 Approx. 6 days 8 hours 16 → 17 Approx. 6 days 19 hours 17 → 18 Approx. 7 days 7 hours 18 → 19 Approx. 8 days 18 hours 19 → 20 Approx. 10 days 12 hours