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6 Keys

Team Members: Kneeckoh, Tiger64

Solves

Total: 11

Puzzle
19 Those Crafty Penguins
16 Tidying Up
18 Off the Beaten Path
17 Sack of Gifts
3 Double-Crossed
15 Migratory Birds
13 The Arcade
5 1. e4 e5
14 Ice Pack
2 Metrology Lab
4 Subnivean Snake