I recently did taming in Febuary 2020 and I want to share what worked for me.
I did 50-70 in a day and 5.0 gain every day after. It casually took me 1 week to hit 100 taming.
*This guide is still a work in progress that I plan to complete. Version: 0.3
50 -> 60.0 Colossal Frog (New...