Best Use of permanent upgrade slot

Cookie Clicker Most Optimal Strategy Guide #23 permanent upgrade slot cookie clicker Permanent upgrade slots advice? So the first one is always your highest cursor upgrade and the second one is always your highest kitten upgrade slot barragan y los tesoros perdidos del parque fiable com Cookie Clicker Most Optimal Strategy Guide #13 51K views

sinslot The Cookie Clicker best permanent upgrades to slot are those that give the largest boost to production through a playthrough, like Trillion Fingers which