Games like Flood Returns
Games like Flood Returns include Braid, Portal 2, Laughing to Die, FEZ, and Defy Gravity Extended. We matched them by the tags players give Flood Returns on Steam (Casual, Platformer, Puzzle, 2D Platformer, and 2D): closest matches first, and among equally close ones the better-known games.

Braid
Shared: Puzzle · 2D Platformer · Platformer

Portal 2
Shared: Platformer · Puzzle · Singleplayer

Laughing to Die
Shared: Casual · Puzzle · Platformer

FEZ
Shared: Platformer · Puzzle · Casual

Defy Gravity Extended
Shared: Platformer · Puzzle · 2D

Zup! S
Shared: Casual · Puzzle · 2D

Peggle Deluxe
Shared: Casual · Puzzle · Singleplayer

LIMBO
Shared: Puzzle · Platformer · 2D

Scribblenauts Unlimited
Shared: Casual · Puzzle · Singleplayer

Trine 2: Complete Story
Shared: Platformer · 2D Platformer · Puzzle

BEEP
Shared: Platformer · 2D · Puzzle

Planet of Lana
Shared: 2D Platformer · Puzzle · Platformer

Plants vs. Zombies GOTY Edition
Shared: Casual · Singleplayer · 2D

Brawlhalla
Shared: Casual · 2D Platformer · Platformer

Toki Tori
Shared: Casual · Puzzle · Platformer

Sonic Superstars
Shared: Platformer · Casual · 2D Platformer

KarmaZoo
Shared: Casual · Platformer · Puzzle

Super Meat Boy
Shared: Platformer · 2D Platformer · 2D

Nihilumbra
Shared: Platformer · Casual · Puzzle

Hollow Knight
Shared: Platformer · 2D · Singleplayer

Eryi's Action
Shared: Platformer · 2D Platformer · Puzzle

BattleBlock Theater®
Shared: Platformer · 2D · 2D Platformer

Celeste
Shared: Platformer · 2D Platformer · Singleplayer

Zup!
Shared: Casual · Puzzle · 2D