1. Cut stamina costs by a third or atleast a fourth.

2. Remove equipment change costs.

3. Multiple drops per room for all modes.

4. Rotating weekly events for gold+, exp+, droprate+ and reduced stamina costs.

5. Gift consumables for friendship boosts.

6. Allow creating new connections between heroes and changing old ones.

7. More connection quests.

8. Repeatable connection quests.

9. Random labyrinths as urgent missions or something.

10. Decorating options for the inn. Possible bonuses.

11. Skins for heroes. Possibly altering their s3.

12. Alternate upgrade paths in zodiak. No hero is the same.

13. Alternate skill awakenings.

14. Skill awakenings for other two skills.

15. Runes/gems/whatevs in eq for additional effects.

Just spitballing here.