You killed a Rockstar in multiplayer.

Collect all of the METAL GEAR SOLID® prize bubbles

Destroy the Metal Gear REX boss

A level you published was played by 5 or more people

Heart 5 community levels

Create a living creature with at least 2 eyes, 2 legs or wheels, and a brain

Complete a level online with 3 other players who are not on your friends list

Collect 75% of the prize bubbles on the story levels

Build and save a level with the thermometer more than 30% full

Be among the first 10 people to complete a community level

Collect 1,000,000 points over all levels you have played

Travel to an incredible height

Tag a community level