Reach Silent Hill.

Respawn the Enderdragon.

Create and fully power a Beacon.

Stop starvation using Rotten Flesh.

Visit all Nether biomes [Bedrock Only]

Throw diamonds at another player.

Gain the trust of an Ocelot.

Create an Iron Golem.

Smelt wood trunks using charcoal to make more charcoal.

Swim in lava while having the Fire Resistance effect.

Use Shears to obtain wool from a sheep.

Acquire 30 Emeralds by trading with villagers or mining.