Games like Legend of Slime: Idle RPG
Legend of Slime: Idle RPG leans idle. These games share the most with it, and each one says why.

Idle Hero TD - Tower Defense RPGUpdated
Also rpg, auto battler · Same active/idle balance (leans idle)
An endless tower defense where you recruit and place fantasy heroes against infinite waves, and they keep fighting and collecting rewards while the game is closed.
82% steam75% idle
Auto Battles Online: Idle RPGUpdated
Also idle, auto battler, rpg
Gear a team of heroes from thousands of items, place them on the field, and let them fight other players' teams automatically.

Dunidle: Auto Battler RPG GameDormant
Also idle, auto battler, rpg
Lead an 8-bit hero party through dungeons and bosses, gearing them up while they battle on their own.

Idle Horizons: Dawn of HeroesUpdated
Also auto battler, rpg, idle
Draft heroes, tune deep skill trees and positioning, and run dungeons and raids in an auto-battler built for theorycrafters.

Paper WarDormant
Also idle, rpg, auto battler
Summon paper characters, place them in battle and merge weaker units into stronger ones to take on bosses.

Bard Idle
Also auto battler, rpg, idle
Assemble a party of heroes with randomized race, class and weapon, then back them with ballads you compose and jelly dwarfs across arena and titan modes.
69% steam50% idle
壶中日月 Timeless Teapot
Also rpg, auto battler, idle
Lead a cultivation sect inside a magic teapot, recruiting disciples who train, fight and break through realms automatically while you tune gear and formations.
77% steam
AFK God of DestructionUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Command shadow forces in a dark fantasy isekai, collecting artifacts and conquering dungeons while your shadows grow in your absence.
75% idle
AFK Heroes: Fantasy Idle RPGDormant
Also idle, rpg · Same active/idle balance (leans idle)
Summon heroes, set lineups and let them fight while you are away, needing only minutes a day.
75% idle
Almost a Hero - Idle AdventureUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Lead a team of hopeless heroes through dungeons, prestiging for permanent artifacts while they fight while away.
75% idle
Arkcraft - Idle AdventureUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Grow a castaway raft into a huge floating ark, adding rooms, docks, and defenses while the crew keeps gathering and processing materials while you are away.
75% idle
Bounty Bash: Idle Pirate RPGUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Summon a pirate crew that auto-battles at sea around the clock, growing stronger while you are away.
75% idle
Castle Cats - Idle Hero RPGUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Collect over 150 heroic cats and send them on quests against an evil pug wizard, returning to gather rewards and evolve your roster.
75% idle
CookieRun: Crumble - Idle RPGUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Field a squad of up to 12 Cookies that auto-battle nonstop, gathering upgrade resources while you are offline.
75% idle
Crush Them All - Idle RPGUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Collect heroes and crush bosses across more than 1000 stages, ascending to new worlds and progressing while away.
75% idle
Darkest AFK: Offline RPG GamesUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Summon and gear up knights, archers and mages for dark fantasy auto battles through cursed lands and dungeons, with progress continuing offline.
75% idle
Dungeon Crusher: AFK HeroesUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Collect heroes who clear dungeons without you, then log in to claim loot and assemble squads for PvP and PvE rankings.
75% idle
Dungeon Dogs - Idle Hero RPGUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Lead canine rebels against a tyrant cat king, letting them battle while you are busy or joining fights live, plus building and crafting.
75% idle
Endless Frontier - RPGUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Lead a squad of knights and mages up thousands of stages against titans and dragons, with units that keep climbing and leveling on their own while you are away.
75% idle
Epic Stickman: RPG Idle WarUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Guide a stickman hero through a shadowy realm, picking a class and gaining power in automatic fights even offline.
75% idle
Epic Summoners: Monsters WarUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Summon heroes who auto-battle up the Magic Ladder, collecting combat rewards even while you are offline.
75% idle
Eternal Evolution: Idle RPGUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Collect over 100 sci-fi heroes across three factions and lead squads into battle, with resources flowing in while you are away.
75% idle
F Class Adventurer: AFK RPGUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Level a lowly F-rank adventurer toward S-rank with screen-clearing area skills while experience keeps piling up offline.
75% idle
Fortress Saga: Idle AFK RPGUpdated
Also idle, rpg · Same active/idle balance (leans idle)
Collect heroes, clear dungeons, and upgrade a fortress in a fantasy idle RPG where your party keeps fighting and gathering rewards while you are offline.
75% idle