Complete the Viking Chapter.

Complete the Knight Chapter.

Kill 50 enemies with headshots.

Successfully finish two Secret Agendas.

Unlock at least 10 new weapons in the campaign mode.

In a three-player co-op game, make sure everyone scores at least one kill during Team Entry.

Win 40 times as part of Team L

Meet 10 or more unique travelers.

Make the gorilla from the arena die at the highest point possible

Take a close look at all ancient time devices

Play through one entire mission with two other live players.

In cooperative mode, prevent 10 attempts of picking up secret items.

Play at least one full round on all maps in competitive mode.