Paatar on 28 December 2015
Fire Emblem Radiant Dawn.
Easily done over 900 hours.
However, for current gen, it's Splatoon with like 133 hours. This month it's Xenoblade X with about 75 hours.
[Switch Friend code: 3909-3991-4970]
[Xbox Live: JissuWolfe]
[PSN: Jissu]