Rank 20 is the rank following Rank 19. Two researchers unlock at this rank. The first being J.D.M.D., who automates and speeds up Ambulances, and the second being Sir Lance Egon, who grants more comrades when trading placebos. After completing 12 out of the 15 missions, the player is allowed to rank up to Rank 21.

# Name Requirement Reward
1 Professional Burrower! Own 28,000 Mines Wood
2 Trade Ore-ganization! Trade 11 Ore Stone
3 Promote Researchers Upgrade 2 Cards Wood
4 Bustling Bunkers! Own 3.8 M Bunkers Wood
5 More Potatoes, More Glory! Collect 200 LL Potatoes Stone
6 Pick A Card! Any Card! Collect 80 Cards Wood
7 Ambulance-A-Lot! Own 911,911 Ambulances Wood
8 Professional Burrower! Own 9 M Mines Wood
9 R&D Asap! Spend 700 Science Stone
10 Exciting Boring Work! Own 10 Deep Bores Wood
11 Glass Walls! Own 38 M Greenhouses Wood
12 Ambulance-A-Lot! Own 20 M Ambulances Stone
13 Stronger Than Dirt! Collect 600 II Ore Wood
14 Glass Walls! Own 83 M Greenhouses Wood
15 Exciting Boring Work! Own 1,888 Deep Bores Stone



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