Tips for tower events are here.

Startbonus: 125 coins
Collections: 600 coins every 8 hours (5400) = Total: 5525 coins.
The total does not include coins from quests or Dragon TV.
For collecting times check this.

Dragons:
Succuby -R- #652: 3 pieces
Snowdrift -VR- #1247: 4 pieces
Neumon -E- #881: 4 pieces
Chillheart -L- #1293: 6 pieces
Icicle Spear -L- #1605 : at the top

For a better map resolution click this link: https://bit.ly/3EveHmR

Map is up.

Somehow on my other account I’ve gotten mostly the 3s for spins. I’m only 2 steps away from the reward dragon.

I reached the top now going to use the last two collections just collect random chests, since I am on the top floor and it is expensive I probably will only grab a couple of chests.