Solves

Challenge Category Value Time
Solo Trip Osint 400
Island Osint 50
Mark of the First Murderer Cryptography 490
The Oddest Prime is an even number Cryptography 230
Sheldon's Number Cryptography 210
Idjits Cryptography 250
hunting_letters Cryptography 300
Knock Knock Knock Cryptography 200
Crossroads_Contract Cryptography 200
Bazinga! Cryptography 170