Unlock Characters
Complete the objectives below to unlock the specified characters:
Captain Dax: Beat Survival Mode on Beginner.
Raja: Beat Survival Mode on Intermediate.
Mariah: Beat Survival Mode on Advanced.

Unlock Hard Survival Mode
To unlock Hard Survival Mode, beat Survival Mode.

Unlock Runes
To unlock the following Runes, complete the required challenges listed below:
M1: Complete Story Mode on Easy.
M2: Complete Vs. Mode with four characters (Human)
M3: Complete Story Mode on Normal.
M4: Complete 10 Co-op Multiplayer matches.
M5: Complete 20 Non-Vs. Competitive matches.
M6: Complete 20 Co-op Multiplayer matches.
M7: Complete 50 Vs. Mode matches.
M8: Complete Story Mode on Hard.
M9: Complete the game with all characters (any difficulty).
S1: Complete the first four levels in Survival Mode.
S2: Complete the first eight levels in Survival Mode.
S3: Complete the first twelve levels in Survival Mode.
S4: Complete the first four levels in Expert Survival Mode.
S5: Complete the first eight levels in Expert Survival Mode.
S6: Complete the first twelve levels in Expert Survival Mode