The The Forgotten Add-on for Age of Empires II (2013) has 38 achievements.
Through your inquiry into the detail of some of the less-known but equally significant historical clashes of arms, you have shown that you are truly a master of the pen and the sword. Rule with the strength of the sons of Ragnar, the diplomatic aptitude of Khosrau Anushirvan, the steadfastness of Minamoto no Yoritomo, and the charisma of Osman Ghazi.