Use planks and sticks to make a sword.

Smelt an iron ingot.

Construct one type of each tool (one pickaxe, one spade, one axe and one hoe).

Harvest some leather.

Construct a better pickaxe.

Craft a workbench with four blocks of wooden planks.

Open your inventory.

Unlock all Trophies.

Defeat a boss with Aang when all perks and bending moves are maxed.

Unlock all character perks.

Find all secret rooms and treasure rooms.

Defeat Firelord Ozai.