Games like Battle Simulator: Idle Warfare
Battle Simulator: Idle Warfare. These games share the most with it, and each one says why.

The ArmyDormant
Also idle, auto battler, combat
Upgrade an army of archers, wizards and healers, starting each round stronger after every defeat.

Marisa!ReturnTheBook!
Also idle, combat
A Touhou fan game where you craft Shanghai dolls styled after Gensokyo characters to storm Marisa's house and recover her borrowed books.
90% steam
Slimeward
Also combat, idle
Turn a slime that landed outside your house into resources, building up a village and recruiting heroes strong enough to beat it.
89% steam
Pacifish
Also idle, combat
Fish six areas, fight back against what you disturb, hatch and eat fish for stats, and craft poles, playable idly or actively for speed.
84% steam50% idle
Alien Invasion: RPG Idle SpaceUpdated
Also combat, idle
Guide an alien that eats humans to grow stronger, evolve its abilities and beat bosses in new locations.

Archer Forest : Idle DefenseUpdated
Also idle, combat
Defend a forest with animal archers by merging arrows into stronger ones, clearing stages, and beating bosses for loot.

Auto Battles Online: Idle RPGUpdated
Also idle, auto battler
Gear a team of heroes from thousands of items, place them on the field, and let them fight other players' teams automatically.

Battle Legion - Mass BattlerUpdated
Also auto battler, combat
Design a legion from dozens of unit types and powers, then watch 100 versus 100 battles resolve on their own in fights of about 20 seconds.

Clicker Heroes - Idle SlayerUpdated
Also idle, combat
Tap to fight waves of monsters and recruit a team of heroes with their own abilities, in the mobile version of a long-running idle RPG.

Demigod Idle: Rise of a legendDormant
Also idle, combat
Play a demigod stripped of angelic and demonic power, regaining it through fast idle growth and flashy 2.5D battles.

Dungeon Crusher: AFK HeroesUpdated
Also idle, combat
Collect heroes who clear dungeons without you, then log in to claim loot and assemble squads for PvP and PvE rankings.
75% idle
Dunidle: Auto Battler RPG GameDormant
Also idle, auto battler
Lead an 8-bit hero party through dungeons and bosses, gearing them up while they battle on their own.

Endless Frontier - RPGUpdated
Also idle, combat
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, combat
Guide a stickman hero through a shadowy realm, picking a class and gaining power in automatic fights even offline.
75% idle
F Class Adventurer: AFK RPGUpdated
Also idle, combat
Level a lowly F-rank adventurer toward S-rank with screen-clearing area skills while experience keeps piling up offline.
75% idle
Forge MasterDormant
Also idle, combat
Forge gear across eras from the Stone Age to the Quantum Age and battle other players on a leaderboard.

Fortress Saga: Idle AFK RPGUpdated
Also idle, combat
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
Ghost Invasion: Idle HunterUpdated
Also idle, combat
Capture invading spirits as a ghost hunter, upgrading your trapper's power, speed, and capture radius to take on bosses across new areas.

Gladiators Arena: Idle TycoonDormant
Also idle, combat
Recruit and train gladiators in ancient Rome and send them into arena fights against bears and dragons.

Gun IdleUpdated
Also idle, combat
Own a shooting range where you unlock dozens of guns, blast breakable targets and stack earnings multipliers into the trillions.

Hero Factory : Idle TycoonDormant
Also idle, combat
Mass-produce heroes in factories and send them against bosses, reinvesting gold into more production lines and gear upgraded through a matching minigame.

Hero Making Tycoon Idle GamesDormant
Also idle, combat
Mass produce potato men on a factory line, arm them into soldiers and send them against huge bosses.

Hopeless Heroes: Tap AttackDormant
Also combat, idle
Tap to fight a monster army, recruit blob heroes with their own powers, and earn gold while you are away.
50% idle
Idle Air Force BaseUpdated
Also idle, combat
Train cadets into pilots through odd drills, then send your air force to conquer cities and countries.