Unlock the following characters by performing the corresponding tasks:
CHARACTER - HOW TO UNLOCK Cruz - Go to the small area near the BF 23 exit. Another exit will appear. Go there, and enter BF 23.5 to find Cruz. Mistel - Search both villages in BF 13 to go to BF 14 I/II and find Mistel. Pamela - On the Hard difficulty, go to BF 23 or BF 24, and put Nietzsche next to her. Russell - Go to BF 20, move left, and save Flone from Aegina. Then, place anyone next to Russell in BF 21.