Vilkkuuzzz

Kill a Breeze with a deflected Breeze-shot Wind Charge

Look at the Ender Dragon through a Spyglass

Kill a mob near a Sculk Catalyst

Sneak near a Sculk Sensor or Warden to prevent it from detecting you

Discover every biome

Throw a Trident at something. Note: Throwing away your only weapon is not a good idea.

Place a Creaking Heart with the correct alignment between two Pale Oak Log blocks

Use a Compass on a Lodestone

Successfully defend a village from a raid

Protect a Villager from an undesired shock without starting a fire

Trade with a Villager at the build height limit

Free fall from the top of the world (build limit) to the bottom of the world and survive

Hit the bullseye of a Target block from at least 30 meters away

Get Armadillo Scutes from an Armadillo using a Brush

Look at a Ghast through a Spyglass

Summon an Iron Golem to help defend a village

Be near a Crafter when it crafts a Crafter

Make the Meadows come alive with the sound of music from a Jukebox

Give a Pillager a taste of their own medicine

Jump into a Honey Block to break your fall

Make a Decorated Pot out of 4 Pottery Sherds

Brush a Suspicious block to obtain a Pottery Sherd

Look at a Parrot through a Spyglass

Kill a Skeleton from at least 50 meters away

Deal 50 hearts of damage in a single hit using the Mace

Craft trimmed armor at a Smithing Table

Use a Wind Charge to launch yourself upward 8 blocks

Unlock an Ominous Vault with an Ominous Trial Key

Unlock a Vault with a Trial Key

Scrape a Copper Bulb with an Axe to make it brighter

Step foot in a Trial Chamber

Use a Totem of Undying to cheat death

Successfully trade with a Villager

Shoot a Crossbow

Shoot something with an Arrow

Kill a raid captain. Maybe consider staying away from villages for the time being...

Kill any hostile monster

Sleep in a Bed to change your respawn point

Adventure, exploration and combat