Games like Youtubers Life 3
Games like Youtubers Life 3 include Shadowverse: Worlds Beyond, The Sims™ 4, The Sims™ 3, Slay the Spire 2, and Yu-Gi-Oh! Legacy of the Duelist. We matched them by the tags players give Youtubers Life 3 on Steam (Life Sim, Multiplayer, Card Battler, Character Customization, and Deckbuilding): closest matches first, and among equally close ones the better-known games.

Shadowverse: Worlds Beyond
Shared: Card Battler · Deckbuilding · PvP

The Sims™ 4
Shared: Life Sim · Character Customization · Romance

The Sims™ 3
Shared: Life Sim · Character Customization · Simulation

Slay the Spire 2
Shared: Deckbuilding · Multiplayer · Card Battler

Yu-Gi-Oh! Legacy of the Duelist
Shared: Card Battler · Deckbuilding · Multiplayer

Pummel Party
Shared: Multiplayer · Funny · Minigames

Magic: The Gathering Arena
Shared: Multiplayer · Deckbuilding · PvP

ROUNDS
Shared: Multiplayer · Deckbuilding · Card Battler

GWENT: The Witcher Card Game
Shared: Multiplayer · Deckbuilding · PvP

Gang Beasts
Shared: Multiplayer · Funny · Party Game

MECCHA CHAMELEON
Shared: Multiplayer · Funny · Party Game

The Bazaar
Shared: Card Battler · Deckbuilding · Multiplayer

Among Us
Shared: Multiplayer · Funny · Party Game

Stardew Valley
Shared: Multiplayer · Life Sim · Simulation

Liars Bar
Shared: Multiplayer · PvP · Funny

Party Animals
Shared: Multiplayer · Funny · Party Game

Yu-Gi-Oh! Legacy of the Duelist : Link Evolution
Shared: Multiplayer · Card Battler · Deckbuilding

Paralives
Shared: Life Sim · Character Customization · Simulation

Who's Your Daddy?!
Shared: Multiplayer · Funny · Simulation

Draw & Guess
Shared: Multiplayer · Funny · Party Game

Ultimate Chicken Horse
Shared: Multiplayer · Funny · PvP

Slay the Spire
Shared: Card Battler · Deckbuilding · Card Game

SUPER DRAGON BALL HEROES WORLD MISSION
Shared: Card Battler · Deckbuilding · Multiplayer

Inscryption
Shared: Card Battler · Deckbuilding · Card Game