Games like Train Miner: Idle Railway Game
Train Miner: Idle Railway Game. These games share the most with it, and each one says why.

NecroMerger - Idle Merge GameUpdated
Also merge, idle, resource management
Summon and merge undead creatures, then feed them to a growing Devourer that expands your lair and unlocks spells and stations.

Gear clickerDormant
Also idle, merge
Buy, merge and place gears to build a factory, working through levels with their own challenges.

Merge and DigUpdated
Also merge, idle
Merge pickaxes into stronger ones and drop them onto blocks to mine resources, with rewards building while you're away.
75% idle
Dessert Factory IdleUpdated
Also idle, merge
Bake treats in a dessert factory and combine matching machines to upgrade them into ones that make fancier sweets.

Gold and Goblins – Miner GamesUpdated
Also idle, merge
Run a goblin gold mine, merging goblins into stronger miners and boosting them with collectible cards.

Merge Gun: Shoot ZombieDormant
Also merge, idle
Combine identical guns into stronger ones and use them to hold off waves of zombies.

Wasteland Life: Survival IdleUpdated
Also idle, resource management
Vacuum sand off a desert wasteland to uncover junk and space, then build settlements from what you find.

Last Stronghold: Idle SurvivalUpdated
Also idle, resource management
Build a base after a nuclear zombie outbreak, crafting supplies, recruiting survivors and clearing out the undead.

Idle ArmyUpdated
Also merge, idle
Merge soldiers into stronger units and push through waves of drones, ninjas and tanks.

Goblins Wood: lumber tycoonUpdated
Also idle, merge
Merge goblin workers to chop wood and mine in an enchanted forest while the crew keeps working offline.

Street Life: Merge Tap ClickerUpdated
Also merge, idle
Perform on the street, merge items and level up a cheerful busker on his way to riches.

Battle Royale Tycoon Idle GameDormant
Also merge, idle
Slide and merge weapon tiles on a grid to build a battle royale arsenal of hundreds of weapons.

Merge Planes Idle Tycoon GamesUpdated
Also merge, idle
Merge planes into better models and fly them around a runway for money to upgrade it.

Survival City BuilderDormant
Also idle, resource management
Scavenge a ruined city for materials, build up a survivor shelter with a farm and storage, and repair a truck to escape.

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

Idle Orbital MarbleDormant
Also idle, merge
Send marbles around unlockable routes with physics, merging three matching balls to upgrade them.

Goblin Miner: Tycoon GameUpdated
Also idle, merge
Merge goblins into faster workers who chop wood and mine gold, unlocking labs, runes, and new territory as your empire grows while you are away.
75% idle
Medieval: Defense & ConquestDormant
Also idle, resource management
Build a crusader settlement's farms and trade, then spend the income on an army and walls to hold off waves of attackers.

Merge BakeryUpdated
Also merge, idle
Merge recipes to unlock over 40 baked treats, serve customers, and redecorate a bakery that starts as a waffle stand.

Survivor Island-Idle GameUpdated
Also idle, resource management
Keep castaways fed and healthy on a foggy island, crafting tools and tending the bonfire while you repair a ship to escape.
has ending
Blade IdleUpdated
Also idle, merge
Turn a herb collector into a sword hero, clearing stages and dungeons and merging gear to power up.

Merge Car - Idle Car TycoonUpdated
Also merge, idle
Merge cars into better models and send them around a track, earning money every lap, even offline.
75% idle
Mega Tower - Casual TD GameUpdated
Also merge, idle
Merge and modify towers in a sci-fi tower defense that fights on its own but lets you aim manually.
50% idle
Idle Animal EvolutionDormant
Also idle, merge
Breed hybrid creatures in a lab by crossing pairs of animals.