Marauders era
Hogwarts Ghosts
Hallowe’en
Lines
100

Harry Potter‘s parents names (first and last)

Lily Evans & James Potter

100

Moaning Myrtle died by this

Tom Riddle‘s (Voldemort’s) Basilisk

100

This interrupted Harry’s first Halloween dinner at Hogwarts

A troll

100

Dumbledore exclaims this to Harry when his name is shot out of the goblet of fire

“Did you put your name into the Goblet of Fire, Harry?”

200

The last Marauder to die 

Moony (Remus Lupin)

200

The ghost of Ravenclaw tower

The Grey Lady

200

This took place during Harry’s second Halloween at Hogwarts

The chamber of secrets was opened

200

This person says “Troll — in the dungeons — thought you ought to know.”

Professor Quirrell

300

These 2 characters are murdered on Halloween

Lily Evans & James Potter

300
The only person Peeves listens to

The Bloody Baron

300

This happens during Harry’s third Halloween at Hogwarts

Sirius Black breaks into Hogwarts and/or The portrait of the Fat Lady gets slashed

300

Sirius says to Harry this before he dies

“Nice one, James!”

400

James Potter’s Marauder name

Prongs

400

The date Nearly-Headless Nick died

October 31st 1492

400

This happens at Harry’s fourth Halloween at Hogwarts

Harry gets chosen to play in the Triwizard Tournament 

400

He says “Nasty temper he’s got, that Sirius Black.”

Peeves

500

The charm James and Lily used to go into hiding

The fidelius charm

500

Number of ghost professors at Hogwarts

1

500

Harry received this invention on Halloween his second year at Hogwarts

Nearly Headless Nick’s 500th death day party

500

Nearly Headless Nick refers to this person when he says “I would rather die than betray his trust."

Harry Potter