Kara discovered the content of Alice's box

Connor saved Emma

Name a Shulker Box with an Anvil.

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

Respawn the Enderdragon.

Levitate up 50 block from the attacks of a Shulker.

Place four Sea Pickles in one block.

Stay underwater for one full day without using potions.

Feed a dolphin raw cod and have it lure you to treasure.

Use a Dried Kelp block as fuel in a furnace.

Use a Grindstone to get experience from an enchanted item.

Using the Frost Walker boots, walk on at least 1 block on frozen water on a deep ocean.

Defeat a Ravager.