You defeated the High Jew Elf Kyle in battle.

You befriended the Goths, like everyone else playing this game.

You collected 15 Chinpokomon.

Force an enemy to drop dynamite that kills two people when exploding.

Find 75% of all documents.

Complete all optional tombs.

Purchase all skills in one category.

Perform 50 headshot kills in the single player campaign.

Kill 50 enemies with the bow.

Find 25% of GPS caches.

Collect 25% of all relics.

You sold 300 junk items.