Drops

Endshard

Dropped by breaking Strange Crystals. Used in making Ender Ingots, crafted shapeless with 4 Endshards and 4 Popped Chorus Fruit.

Soul Fragment

Dropped by breaking Soul-Infused Sculk. Has a 0.5% chance to drop from any monster when killed by a Sculk Sword, plus 0.2% for each level of Looting on the sword. Used in making Sculk Gems, crafted shapeless with 4 Soul Fragments and 4 Redstone.

Warding Heart

Dropped by the Warden. Used in Infusing.

Phantom Soul Fragment

Currently unobtainable in survival. Will be a rare-ish drop from Phantoms when killed by a Sculk Sword.

Nightmare Fuel

Currently unobtainable in survival. Will be used in making Nightmare Pearls, crafted shapeless with 4 Nightmare Fuel and 4 Essence of Fear.

Essence of Fear

Currently unobtainable in survival. Will be able to be collected from beds with a glass bottle after waking up abruptly from a nightmare. Will be used in making Nightmare Pearls, crafted shapeless with 4 Nightmare Fuel and 4 Essence of Fear.

Terror Eyes

Currently unobtainable in survival. Will be dropped by the Terror Guardian in the Nightmare Realm. Will be used in Infusing.