Games like Merge Kingdoms - Tower Defense
Merge Kingdoms - Tower Defense finishes in about a while. These games share the most with it, and each one says why.

Mushies!FeaturedComing soon
Also prestige
Click the big mushroom, hire worker shrooms, build houses and dig underground in a cozy pixel-art mushroom village. Over 85 upgrades and a Wisdom prestige loop.

Desktop Defender
Also tower defense, prestige
A lone tower in the corner of your screen holds off waves while you work, dropping gear to equip and resetting runs for permanent ascension upgrades.
92% steam90% idle
Mega Tower - Casual TD GameUpdated
Also tower defense, merge
Merge and modify towers in a sci-fi tower defense that fights on its own but lets you aim manually.
50% idle
Idle Cat Gunner: Shooter RPGUpdated
Also merge, prestige
Cats blast through obstacles with fused guns, and rebirthing at milestone stages speeds up growth.

Combo Clash - Era WarsUpdated
Also merge, tower defense
Merge weapon blocks on a grid to power a hero against waves of enemies, advancing through eras from cavemen to future soldiers.

Harvest King: Farm Defense TDUpdated
Also tower defense, merge
Merge vegetable defenders on rotating farm slots and manage water to fend off enemy waves, with resources building up while you are away.
50% idle
Blacksmith - Merge Idle RPGDormant
Also merge, prestige
Merge weapons into over 81 new designs, use runes to multiply gold and duplicate items, and reset for Soul Gems when progress slows.

APTMWYMTNWMMTTWATIEATASIJAPM
Also merge, prestige
A prestige mod about merging things, with one prestige layer so far.
4.1★ galaxy
Grow Defense
Also tower defense, prestige
Level a castle's weapons and skills to hold back monsters across zones, chase rare drops from raid bosses and rebirth for permanent perks.
77% steam
Antimatter DimensionsUpdated
Also prestige · Has an ending, about 200–600h
Buy dimensions that buy dimensions, then break infinity, then break reality. The reference point every numbers-go-up game is measured against, and it has a real ending.
92% steam4.6★ galaxy200–600h ending55% idle
Tower Ball - Incremental Tower DefenseDormant
Also tower defense, prestige
Place turrets that shoot down falling balls for cash, upgrade seven tower types, and prestige to restart stronger on harder levels.
61% steam75% idle
castle idlerUpdated
Also tower defense, prestige
A tower defense incremental without waves, where you place and upgrade towers against slimes and unlock a prestige skill tree across harder levels.
79% steam3.6★ galaxy
Magic Research 2
Also prestige · Has an ending, about 50–120h
The sequel adds exploration, a spell-crafting system and a much longer story arc.
93% steam50–120h ending55% idle
Magic Research
Also prestige · Has an ending, about 30–60h
Research spells, attune to elements, retire and start over stronger. A focused, loop-based wizard sim.
91% steam30–60h ending55% idle
Samawa Idle
Also tower defense, prestige
Pick and level towers against monster hordes, shaping runs with random gear, passives and a skill tree across two prestige layers.
68% steam50% idle
Idle Pins
Also merge, prestige
Merge over 250 pins into stronger forms, slot them into formations with special bonuses, build a tower through expeditions, and prestige by seasons.
62% steam
DodecaDragons
Also prestige · Has an ending
Twelve dragons, twelve colours of magic, and one of Galaxy's most-favourited games. Big numbers, handsome UI.
4.6★ galaxyhas ending55% idle
The Prestige TreeComplete
Also prestige · Has an ending, about 30–80h
A skill tree where every node is a prestige layer. It spawned the Modding Tree and a thousand descendants.
4.6★ galaxy30–80h ending50% idle
Click and ConquerUpdated
Also prestige · Has an ending
Bomb a fog-covered grid to uncover enemies, invest in passive income and power across 12 maps, and prestige for permanent upgrades in a two-to-four-hour run.
92% steamhas ending
Abyss Manager Idle
Also tower defense · Has an ending
Assign characters to jobs, gather resources and dig deeper floors in an idle tower defense. About two hours to finish completely.
95% steamhas ending
Orb of Creation
Also prestige · Has an ending, about 20–40h
Grow a wizard's orb into a world. Spell circles, resource webs, and a real finale.
84% steam20–40h ending50% idle
This Ain’t Even Poker, Ya Joker
Also prestige · Has an ending
Flip card hands for money, grow a hand past five cards, send minions on expeditions and reset for poker chips as you try to beat a jester and escape.
86% steamhas ending
It's FineUpdated
Also prestige · Has an ending
Survive the last 24 hours of a game dev crunch under your dog manager. Each station has its own mechanics, sleep powers a deep prestige tree, and there are alternate endings to find.
88% steamhas ending
Cult NationUpdated
Also prestige · Has an ending
Sacrifice cult followers to gather blood and summon the devil, with reincarnation resets that unlock new mechanics over roughly two hours.
87% steamhas ending