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PaPiCoTh

Solves

Total: 21

Puzzle
M Metapuzzle
M Metapuzzle
9 Overt Infiltration
19 Those Crafty Penguins
17 Sack of Gifts
12 High-Rise
11 Check It Out!
18 Off the Beaten Path
16 Tidying Up
10 Flipping Channels
14 Ice Pack
8 Survival Stories
7 Spy Games
15 Migratory Birds
5 1. e4 e5
6 September of the Puffins
3 Double-Crossed
13 The Arcade
2 Metrology Lab
1 Penguin Pidgin
4 Subnivean Snake