I've definitely used one or two in the last 6 months
For what kind of challenge? Most of these are not even available in CTF environments
I've used them for pwncollege CTFs but pwncollege is way below your level (I've seen some of your write ups before).
loading story #47935037
{"deleted":true,"id":47931767,"parent":47931513,"time":1777364397,"type":"comment"}