Collect Dragon's Breath in a Glass Bottle.

Use an Elytra to fly through a 1 by 1 gap while moving faster than 40 m/s.

Kill the Wither.

Spawn the Wither.

Tame an Ocelot.

Create an Iron Golem.

Mine 1,728 Cobblestone and place it in a chest.

Gather all 16 colours of Wool.

Craft and place a Flower Pot.

Kill a creeper with Arrows.

Breed two cows with wheat.

Deal nine hearts of damage in a single hit.

Kill a skeleton with an arrow from more than 50 meters.