There should be high level rooms for people that actually work their hideout.
Such as:
-At level 20 Hideout Base should gain access to a room called Donut Shop. 1 Space need. Makes 40 donuts every 7 days at level 1. Makes 40 donuts every 4 days at level 20. (high resource cost for upgrades) Team bonus for every level 20 there is a team donut bonus of 1 donut.
-At level 20 Workshop should gain access to a room called Epic Modification Generator. 1 Space needed. Makes 1 epic mod every 7 days. At level 20 makes 1 epic mod every 4 days.
-Advanced Cybernetic Research Laboratory with same rewards as Cybernetic Research Laboratory but requires 30 holes to be dug to gain access.
-Advanced defense bots. Requires level 20 defense. 1 space needed. Stronger defense bots then original.
-Advanced attack bots. Requires both attack bots to be level 20. Stronger attack bots then original.
-Advanced stat generator. Requires X amount of rooms in hideout to be level 20 to place. 1 spot needed. Creates 10 stats every 7 days. At level 20 is 10 stats in 4 days. High resource cost for upgrade.