Tips for Tower event are here.
Startbonus: 125 coins
Collections: 600 coins every 8 hours Total: 5525
For collecting times check this
We also can get up to 600 coins from the quest and 315 coins from each round of Dragon TV.
Lightning #175 (3 pieces)
Water Storm #483 (4 pieces)
Electric Knight #1201 (4 pieces)
Gust Cherub #1250 (4 pieces)
Storm Magus #1318 (at the top)
Golden chests hold orbs of Storm Magus.
We only put most important things on the map. The rest you can see yourself.
Thanks to Akshay Nankani.