Rank 6

Rank 6
Unlock	Derek Keeblander Dr. Shortstack
Missions required	10 out of 12
Previous	Rank 5
Next	Rank 7

Rank 6 is the rank following Rank 5. It unlocks 2 different researchers: Derek Keeblander, who automates and speeds up Miners, and Dr. Shortstack, who increases the chance of getting bonus resources of ALL industries. It is the first rank that lets the player complete 3 missions at once. Completing 10 out of the 12 missions is the requirement to be able to rank up to Rank 7.

#	Name	Requirement	Reward
1	Promote Researchers	Upgrade 2 Cards	Wood
2	Science Rules!	Collect 125 Science	Wood
3	Pave the Way Forward!	Own 1,000 Roads	Wood
4	More Potatoes, More Glory!	Collect 500 BB Potatoes	Stone
5	Plantation Association!	Own 10,000 Plantations	Wood
6	Pick a Card! Any Card!	Collect 20 Cards	Wood
7	Stronger than Dirt!	Collect 1 M Ore	Wood
8	Excava-Terrific!	Own 1,000 Excavators	Wood
9	Earth Shattering Kaboom!	Own 10 Blasting Sites	Stone
10	R&D Asap!	Spend 250 Science	Wood
11	Sewer Pursuer	Own 100 Sewers	Wood
12	Grow-It-All!	Own 10 Irrigations	Wood