Games like Bubble Wars
Games like Bubble Wars include SANABI, Sonic Superstars, Ori and the Will of the Wisps, BEEP, and Pikuniku. We matched them by the tags players give Bubble Wars on Steam (Casual, Adventure, Indie, Action-Adventure, and Singleplayer): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: Adventure · 2D Platformer · Action

Sonic Superstars
Shared: Adventure · Casual · 2D Platformer

Ori and the Will of the Wisps
Shared: Adventure · Singleplayer · Platformer

BEEP
Shared: Indie · Adventure · Platformer

Pikuniku
Shared: Adventure · Casual · Indie

Sonic Origins
Shared: Adventure · 2D Platformer · Casual

Celeste
Shared: Indie · 2D Platformer · Platformer

Hollow Knight
Shared: Platformer · Indie · Singleplayer

Rogue Legacy 2
Shared: Indie · Adventure · Platformer

Oozi: Earth Adventure
Shared: Casual · Indie · 2D Platformer

Cyberhunt
Shared: Casual · Indie · Adventure

Slime Rancher
Shared: Adventure · Singleplayer · Casual

Banana
Shared: Casual · Singleplayer · 2D

F.I.S.T.: Forged In Shadow Torch
Shared: Adventure · Platformer · Action

Pizza Tower
Shared: Indie · 2D Platformer · Platformer

Skul: The Hero Slayer
Shared: Indie · Action · Singleplayer

Shovel Knight: Treasure Trove
Shared: Indie · Platformer · Adventure

SUPER CHICKEN JUMPER
Shared: Action-Adventure · Indie · Arcade

Hollow Knight: Silksong
Shared: Indie · Singleplayer · Adventure

Super Fancy Pants Adventure
Shared: Adventure · Indie · Casual

Downwell
Shared: Indie · Platformer · 2D Platformer

Pumpkin Jack
Shared: Adventure · Indie · Action

Tribal Hunter
Shared: Casual · Action-Adventure · 2D Platformer

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: Adventure · Casual · Singleplayer