Games like Glorpotron
Games like Glorpotron include Bloons TD 6, X-Morph: Defense, Dungeon of the ENDLESS™, Slay the Spire 2, and PlateUp!. We matched them by the tags players give Glorpotron on Steam (Tower Defense, Strategy, Roguelite, Local Co-Op, and Procedural Generation): closest matches first, and among equally close ones the better-known games.

Bloons TD 6
Shared: Tower Defense · Strategy · Co-op

X-Morph: Defense
Shared: Tower Defense · Strategy · Local Co-Op

Dungeon of the ENDLESS™
Shared: Strategy · Tower Defense · Roguelike

Slay the Spire 2
Shared: Strategy · Co-op · Roguelike

PlateUp!
Shared: Co-op · Roguelite · Local Co-Op

Wall World
Shared: Roguelite · Tower Defense · Strategy

Rogue Tower
Shared: Tower Defense · Strategy · Procedural Generation

Sanctum 2
Shared: Tower Defense · Strategy · Co-op

Orcs Must Die! 2
Shared: Tower Defense · Strategy · Co-op

Cluckmech Oasis
Shared: Strategy · Tower Defense · Roguelite

Bloons TD 5
Shared: Tower Defense · Strategy · Co-op

FTL: Faster Than Light
Shared: Strategy · Roguelike · Sci-fi

Gunfire Reborn
Shared: Roguelite · Co-op · Roguelike

Brotato
Shared: Local Co-Op · Roguelike · Roguelite

Orcs Must Die! Deathtrap
Shared: Tower Defense · Roguelite · Co-op

Orcs Must Die! 3
Shared: Tower Defense · Strategy · Co-op

Risk of Rain 2
Shared: Co-op · Roguelite · Roguelike

Emberward
Shared: Tower Defense · Strategy · Roguelite

Tower Dominion
Shared: Tower Defense · Strategy · Roguelite

Streets of Rogue
Shared: Roguelite · Co-op · Roguelike

Overcooked! 2
Shared: Local Co-Op · Co-op · Controller

Nordhold
Shared: Tower Defense · Strategy · Roguelite

Defense Grid: The Awakening
Shared: Tower Defense · Strategy · Sci-fi

Dome Keeper
Shared: Tower Defense · Roguelike · Sci-fi