Speluffy is a Researcher that boosts the mine industry.

Unlocking him automatically runs mines and multiplies the speed by 2.

He can be unlocked at rank 10.

It appears that Speluffy references Spelunky Guy who is the protagonist of Spelunky who descends into the mysteriously shifting caverns beneath the desert in search of fame and fortune.

Speluffy Speed Science cost Copies needed
Level 1 x2 Free 1
Level 2 x4 50 2
Level 3 x8 100 5
Level 4 x16 200 10
Level 5 x32 300 20
Level 6 x64 400 50
Level 7 x128 1000 100
Level 8 x256 2000 200
Level 9 x512 4000 400
Level 10 x1024 8000 800
Level 11 x2048 20000 1000
Level 12 x4096 50000 2000
Level 13 x8192 100000 5000
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