Metal Gear Online

Ranks

Rank - Task:
Water Bear: Achieve high survival rate.
Turtle: Use the cardboard box frequently.
Tsuchinoko: Rarely play.
Tarantula: Achieve a lot of Team Kills.
Snake: Complete a lot of sneaking missions.
Sloth: Get shot in the head frequently.
Rat: Fall for a lot of traps.
Pigeon: Prefer not to kill.
Pidgeon: Prefer non-lethal attacks.
Night Owl: Use the ENVG frequently.
Kerotan: Prefer Capture rules.
Jaws: Achieve lot of knife kills.
Hound: A Superior Soldier.
Grasshopper: Crawl the majority of the time.
GA-KO: Prefer Rescue rules.
Foxhound: A Living Legend.
Fox: The Best Of The Best.
Flying Squirrel: Achieve high percentage of rolling.
Eagle: Achieve high percentage of headshots.
Dove: Usa lot of non-lethal attacks.
Doberman: A Top-Class Soldier.
Crocodile: Achieve very good kill death ratio.
Chicken: Rarely participate in battle.
Chameleon: Prefer Team Sneaking rules.
Bee: Use a lot of scans.
Bear: Achieve lot of CQC attacks given.


Unlockable Songs:
Have a cleared saved game file from Metal Gear Solid 4: Guns Of The Patriots.

Singing character:
Type (case-sensitive) in the chat window during game play to have
your character sing a part of the Metal Gear Online melody.

Character selection screensaver:
Go to the character selections screen, but do not move for a few minutes.

Easy headshots:
Shoot slightly ahead of the enemy.