Games like War Tortoise 2
War Tortoise 2. These games share the most with it, and each one says why.

Idle Dot Shooter!Updated
Also idle, incremental, combat
A minimalist shooter where a turret fires on its own at drifting dots while you buy defence, drone, and economy upgrades and push into tougher galaxies.

Spirit Dungeons: Legacy
Also incremental, idle, combat
A defeated necromancer rebuilds an undead army and turns righteous in this tiny js13k incremental.
3.7★ galaxy75% idle
Ancient Russian Life Simulator
Also combat, incremental
A meme-heavy clicker where ancient warriors fight lizards, learn absurd techniques from a skill tree and sacrifice their foes for blessings.
95% steam
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
Vanguard Galaxy
Also combat, exploration
Fight, mine, salvage and trade across a procedural galaxy, played full screen or docked on your desktop with an autopilot that can run things.
90% steam50% idle
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
IncreKnight
Also combat, incremental
A knight fights through a dragon's lair, selling monster loot for skills, spells and weapons until he can face the dragon. Brief and focused.
88% steamhas ending
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
IGNOBLE
Also combat, incremental
Timed runs where you slaughter enemies for blood and bones, then spend the haul on a growing skill tree and a deck of ability cards.
83% steam
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.

Battle Simulator: Idle WarfareUpdated
Also idle, combat
Recruit fighters from many eras, from Spartans to helicopters, and watch them clash in automatic battles.

Candy Critters: Idle MergeUpdated
Also idle, exploration
Buy and merge cute critters that chew through candy blocks to uncover coins and treasure across a sugary world.
75% idle
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
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.