Hi guys, v4.5 is now under phased release. You can manually visit the Appstore/Google Play page and check if you can update the game manually. It will be available to all users within 7 days if nothing goes wrong.
Release notes
New Feature
- Inferno difficulty stage 1-1 ~ 3-10
- Expedition: send your heroes on expeditions to get valuable resources
Bugfix
- Step history display issue