The thing Susie ate that caused her and Kris to discover the first Dark World
Chalk
The names of the alternative route of Chapter 2
Weird and Snowgrave
The name(s) of the secret boss at the end of the S Rank mini-games
ERAM, Mantle (bonus 50 for John Mantle)
The missing motif in the track "The place where it rained"
sans.
These two characters get shown to be bisexual in chapter 3 (fuckass chapter bruh)
Rouxls and Starwalker
The suit of cards that Lancer and King are based off
Spaces (Lancer = Ace of Spades, King = King of Spades)
The name Noelle spells out at the end of the 2nd act of the chapter and the name Berdly spelt out in the spelling bee
December
The item that reduces damage received by Dark/Star type attacks
Shadow Mantle
The two items Kris can hit the SOUL with during the Noelle's house section
Bottle and Hockey Puck
The two secret bosses that DON'T contain the Freedom motif
ERAM/Mantle and Roaring Knight
The community dubbed name of the core motif in THE WORLD REVOLVING
Freedom
The name of the now recurring face you find in the Mansion Basement
IMAGE_FRIEND
The motif used in the bridge of Raise Up Your Bat
Lost Girl
The item Asgore reveals he has in Noelle's house
A "black shard"
The name that restarts the game if you make it either the vessel or player name
Gaster
The amount of times you fight Lancer throughout the chapter
3 (Castle Town, Forest, Basement)
The character who almost causes The Roaring at the end of the chapter
Berdly
1225
The 3 main motif's in the track "Hammer of Justice"
Spear of Justice, Battle Against a True Hero, Freedom
The 6 tracks that include the Freedom Motif (bonus 100 if in order of appearence)
The Circus, THE WORLD REVOLVING, Dialtone, BIG SHOT, Hammer of Justice, Air Waves
The hotline that "Sans Number" directs you to
Hotline for Idiot Babies
The way to enrage Spamton NEO and activate hard mode for the fight
(Keyboard Exclusive) Charge up a Big Shot then spam the Enter Key
The 3 Undertale tracks Tenna uses throughout the chapter
Fallen Down, His Theme, Live Report
This character is prophesised to grow a beard
Jockington (Bonus 50 if you said Jorkington)
The ridiculously convoluted way to obtain Chapter 3's Egg
Pick up a Lancer Controller, complete the secret game that gives you a Revive Mint, throw the blue box into a specific spot across the lake, go to the TV remote Darkner just after finishing the main Dark World segment, tell him you're a cheater, tell him you're going nowhere, play the secret game the Chapter 4 Darkner is standing by, encounter a Rabbick, hold left on the CroakX ACT, walk to the room at the top of the 8-Bit world, speak to the man
OR
Complete ERAM, input 1225 into the Gacha room, complete the secret in the 1225 room, pick up the Trip Ticket where the machine once stood, encounter Rabbick and proceed as normal