Maze explanation is here.

Startbonus: 400 coins

Collections: 600 coins every 8 hours (19800) = 20200 coins.

The total does not include coins we can get from quests or dragon tv.

For Collecting times check this.

*Dragons:*

Poliwind -R- #1172: The path costs 750 coins.

Wingspan -VR- #692: The path costs 2585 coins + 1 key = 2965 coins.

Forgotten -VR- #943: The path costs 2605 coins + 2 keys= 4955 coins.

Gouache -E- #1029: The path costs 3800 coins + 3 keys = 7750 coins.

Furfur -E- #1032: The path costs 4035 coins + 4 keys = 8565 coins.

Elven -E- #1169: The path costs 6525 coins + 5 keys = 13645 coins.

Predator X -E- #1415: The path costs 6700 + 6 keys = 15705 coins.

Cursedglow -L- #1038: The path costs 10440 coins + 7 keys = 24970 coins.

Timelimited:

Aug27-29: Voodoo Witcher -E- #429: The path costs 2590 coins. Here we get puzzle moves.

Aug30-Sep1: Freezox -R- #634: The path costs 7850. We can get food here.

Aug31-Sep6: Beast Gamer -L- #1579: The path costs 28900 coins.

Sep1-3: Brave -E- #1023: The path costs 5300 coins. Here are flightstamps.

Sep4-6: Savior -L- #910: The path costs 9500 coins.

Sep5-6: Morpheus -L- #1572: The path costs 9895 coins.