Games like Zephyrus Prelude
Games like Zephyrus Prelude include Magicka, Overcooked! 2, Barony, Trine 4: The Nightmare Prince, and It Takes Two. We matched them by the tags players give Zephyrus Prelude on Steam (Dungeon Crawler, Online Co-Op, Magic, Fantasy, and Logic): closest matches first, and among equally close ones the better-known games.

Magicka
Shared: Magic · Fantasy · Online Co-Op

Overcooked! 2
Shared: Online Co-Op · Local Co-Op · Multiplayer

Barony
Shared: Dungeon Crawler · Online Co-Op · Fantasy

Trine 4: The Nightmare Prince
Shared: Online Co-Op · Fantasy · Magic

It Takes Two
Shared: Online Co-Op · Adventure · Puzzle

Castle Crashers®
Shared: Online Co-Op · Adventure · 4 Player Local

Escape Simulator
Shared: Online Co-Op · Puzzle · Adventure

Hogwarts Legacy
Shared: Magic · Fantasy · Singleplayer

LEGO® Harry Potter: Years 1-4
Shared: Magic · Adventure · Fantasy

Torchlight II
Shared: Dungeon Crawler · Online Co-Op · Fantasy

Trine Enchanted Edition
Shared: Fantasy · Magic · Online Co-Op

Magicka 2
Shared: Magic · Online Co-Op · Adventure

Tick Tock: A Tale for Two
Shared: Online Co-Op · Puzzle · Adventure

Trine 2: Complete Story
Shared: Fantasy · Online Co-Op · Puzzle

Trine 3: The Artifacts of Power
Shared: Fantasy · Online Co-Op · Puzzle

LEGO® Star Wars™ - The Complete Saga
Shared: Adventure · Singleplayer · Family Friendly

Bloons TD 6
Shared: Online Co-Op · Singleplayer · Family Friendly

Hammerwatch
Shared: Dungeon Crawler · Online Co-Op · Adventure

Escape the Backrooms
Shared: Online Co-Op · Multiplayer · Adventure

Legendary Tales
Shared: VR · Online Co-Op · Fantasy

PICO PARK
Shared: Online Co-Op · Multiplayer · Local Co-Op

Nobody Saves the World
Shared: Singleplayer · Dungeon Crawler · Adventure

Brawlhalla
Shared: Multiplayer · Online Co-Op · Casual

Diablo® IV
Shared: Online Co-Op · Dungeon Crawler · Singleplayer