Stay underwater for 2 minutes.

Enter an End Portal.

Construct a Nether Portal.

Slide down a honey block to slow your fall. [Bedrock Only]

Acquire 30 Emeralds by trading with villagers or mining.

Wear a full set of Netherite armor [Bedrock Only]

Use a Dried Kelp block as fuel in a furnace.

Visit all Nether biomes [Bedrock Only]

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

Sneak next to a Sculk Sensor without triggering it

Kill a mob next to a catalyst

Name a Shulker Box with an Anvil.

Team up with an axolotl and win a fight