Games like Arcanum Nights
Games like Arcanum Nights include Human Fall Flat, PICO PARK, It Takes Two, Portal 2, and Liars Bar. We matched them by the tags players give Arcanum Nights on Steam (Puzzle Platformer, Casual, Puzzle, 2D, and Funny): closest matches first, and among equally close ones the better-known games.

Human Fall Flat
Shared: Puzzle · Funny · Co-op

PICO PARK
Shared: Puzzle Platformer · Casual · Multiplayer

It Takes Two
Shared: Co-op · Puzzle · Multiplayer

Portal 2
Shared: Puzzle · Puzzle Platformer · Story Rich

Liars Bar
Shared: Casual · Multiplayer · Funny

Chained Together
Shared: Casual · Puzzle Platformer · Co-op

Among Us
Shared: Multiplayer · 2D · Funny

Castle Crashers®
Shared: 2D · Co-op · Funny

Pikuniku
Shared: Casual · Puzzle · Indie

Biped
Shared: Puzzle · Funny · Co-op

Tick Tock: A Tale for Two
Shared: Puzzle · Casual · Co-op

Bloons TD 6
Shared: Casual · Multiplayer · Co-op

BattleBlock Theater®
Shared: Funny · Co-op · 2D

Overcooked! 2
Shared: Casual · Multiplayer · Co-op

There Is No Game: Wrong Dimension
Shared: Puzzle · Casual · Funny

Draw & Guess
Shared: Casual · Funny · Multiplayer

Garry's Mod
Shared: Casual · Funny · Multiplayer

MECCHA CHAMELEON
Shared: Casual · Funny · Multiplayer

RV There Yet?
Shared: Funny · Co-op · Multiplayer

Golf With Your Friends
Shared: Casual · Multiplayer · Funny

Transformice
Shared: 2D · Funny · Casual

Gang Beasts
Shared: Funny · Casual · Multiplayer

Portal
Shared: Puzzle Platformer · Puzzle · Funny

Witch It
Shared: Casual · Funny · Multiplayer