I'M GONNA MAKE A 1.20.1 VERSION SOON SORRY IT'S BEEN FIVE YEARS I KNOW I'M A LAZY BUM

This mod adds 13 new mobs, a few items and 7 advancements related to Internet creepypastas to spice up your game and hopefully scare you!
This recreation of the old CreepyPastaCraft mod by Phuck_Yu_Too was made using MCreator.

Here's a list of the advancements:

Not For Kids: "Craft a CreepyPasta Archive or a Computer"

Creepy Pasta: "Hmm... DELICIOUS!"

Anti-Shitting Pants Device: "Craft a Diaper"

Don't Go To Sleep.: "Acquire Jeff's Knife"

Better Than a Monster Truck: "Ride the Strider"

Mothswatter: "Acquire the Killer Knife"

DON'T DO IT BRO!: "Ruin your childhood by assisting to Squidward's suicide"

 
Here's a list of the mobs:

Jeff The Killer:

Health: 20 hearts
Strength: 8 hearts of damage
Speed: Very fast
Drops: Jeff's Knife
If you punch him, he'll panic and run away from you.

He will fight with Jane the Killer and drop his knife upon dying to her.

Jane The Killer:

Health: 20 hearts
Strength: 10 hearts of damage
Speed: Slow
Drops: Poppies
She's neutral to the player.

She will fight with Jeff The Killer.

Slenderman:

Health: 50 hearts (but cannot be damaged with melee attacks)
Strength: 8 hearts of damage
Speed: Very slow
Drops: Nothing
He will teleport and turn invisible if you're near.

If you approach him, you will get blinded and nauseous. 

 
Squidward's Suicide:
Health: 10 hearts
Strength: 0 hearts of damage
Speed: Slow
Drops: Nothing
If you punch him, he'll panic and run away from you.
If you right click on him, he'll kill himself after a few seconds.

 
Smile Dog:
Health: 4 hearts
Strength: 0 hearts of damage
Speed: Slow
Drops: Nothing
If you right click or approach it, it'll transform and kill you easily.

Laughing Jack (not in the original mod):
Health: 40 hearts
Strength: 8 hearts of damage
Speed: Fast
Drops: Nothing
He will sometimes turn invisible and emit smoke particles, if you manage to punch him while he's invisible, he'll turn visible again.

Mothman:
Health: 20 hearts
Strength: 8 hearts of damage
Speed: Slow (Flies)
Drops: Killer Knife
It'll fly around and stare at you. If you collide with it you'll get hurt but it won't attack you by itself.

Eyeless Jack:
Health: 20 hearts
Strength: 3 hearts of damage
Speed: Slow
Drops: Nothing
He has a 10% chance to appear when you go to bed and it's dark around you.

The Rake:
Health: 24 hearts
Strength: 8 hearts of damage
Speed: Lightning fast
Drops: Porkchop

Seed Eater:
Health: 20 hearts
Strength: 4 hearts of damage
Speed: Normal
Drops: Seeds
It will try to kill villagers if any are nearby.

It is neutral to the player.

 
Strider:
Health: 20 hearts
Strength: 0 hearts of damage
Speed: Fast
Drops: Nothing
You can mount and ride around with it!
It is way faster than a normal horse, though you cannot jump while riding it.

PewDiePie:

Health: 20 hearts 

Strength: 0 hearts of damage

Speed: Normal

Drops: Stephano

If you punch him, he'll panic and run away from you.

Cryaotic:

Health: 20 hearts 

Strength: 0 hearts of damage

Speed: Normal

Drops: Ghast Tears

If you punch him, he'll panic and run away from you.

Here's the list of the items:

Jeff's Knife:
This knife deals 8 hearts of damage and cannot be broken.
Its description reads: "Stained with the blood of innocents".

Hilt of a Blacksmith:
This knife deals 10 hearts of damage and cannot be broken.
When held, it will give the player blindness and wither II.

Diaper:
The diaper is a completely useless item just made for fun.
It can be crafted with 5 sheets of paper.

Killer Knife:
This knife deals 5 hearts of damage and cannot be broken.
It is dropped by the Mothman and can be smelt in a furnace to acquire the hilt of a blacksmith.

Pasta:
Pasta is a food item that restores two food points.
It can be crafted with wheat and a bowl.

CreepyPasta Archives:
The CreepyPasta Archives are sheets of paper that act like spawn eggs and that can be crafted with a piece of paper and various materials depending on which creepypasta you want to summon.

Stephano:

Stephano is a golden statuette referring to PewDiePie's old YouTube universe. It can be thrown and will explode upon hitting something.

It is dropped by PewDiePie and cannot be stacked