In the Great Exodus, Optimus Prime have rallied all remaining Autobots to build the Ark in Autobot City in an attempt to leave their dead world. Despite being attacked by the Decepticons lead by Megatron, they managed to get enough Energon to fuel their ship and leave Cybertron.
- The Ark never made an appearance in Transformers Prime. Arcee did mentioned it to Jack about the those who escaped in the Ark. Those who left in the Ark were "scattered to the winds", lost to the stars in the universe.