Reach level 10.

Reach level 30.

Reach level 60.

Reach level 30 in Hardcore mode.

Kill the Skeleton King in Normal mode.

Kill the Skeleton King in Inferno mode.

Kill the Butcher in Normal mode.

Kill the Butcher in Inferno mode.

Kill Maghda in Normal mode.

Kill Maghda in Inferno mode.

Kill Belial in Normal mode.

Kill Belial in Inferno mode.

Kill Azmodan in Normal mode.

Kill Azmodan in Inferno mode.

Kill Diablo in Normal mode.

Kill Diablo in Nightmare mode.

Kill Diablo in Hell mode.

Kill Diablo in Inferno mode.

Complete all quests in Act I.

Complete all quests in Act II.

Complete all quests in Act III.

Complete all quests in Act IV.

Complete all the Butcher triumph challenges.

Complete all the Belial triumph challenges.

Complete all the Azmodan triumph challenges.

Complete all the Diablo triumph challenges.

Equip a rare (yellow) item.

Equip a legendary (orange) item.

Equip all Inventory slots with items that have a minimum required level of 25 or higher.

Equip all Inventory slots with items that have a minimum required level of 60 or higher.

Recruit the Templar, Scoundrel, and Enchantress.

Fully equip one of your followers.

Complete all the main character, follower, and artisan conversation challenges.

Use a merchant to repair an item.

Buy each type of item from merchants.

Combine gems.

Craft 5 items.

Raise the Blacksmith to level 10.

Raise the Jeweler to level 10.

Pick up 500,000 gold.

Pick up 5,000,000 gold.

Buy all stash upgrades.

Kill 500 elite (champion, rare, or unique) enemies.

Kill 100 Treasure Goblins.

Kill one of the unique enemies listed in the Never Seen That Before Challenge.