The battles of the forgotten. the battles of the forgotten are a series of unrelated campaign scenarios included in the age of empires ii hd: the forgotten expansion. they revolve around famous historic battles during the medieval period of human history. scenarios edit. york (865) depicts a viking raid in britain.; dos pilas (648) depicts calakmul's attack on the town of dos pilas.. The campaign mode in the age of empires series is a game mode based on a series of scenarios centered on historical or mythical events, featuring cinematic cutscenes, story elements, set objectives, and unique units.. the campaign editor (found in the scenario editor) allows players to create custom campaigns.. Age of empires ii: the age of kings puts you in co... age of empires with more than 20 million copies sold worldwide, the age of empires series redefined real-time strategy games for win....