Top similar games like GREX:

A bite-sized tower defense roguelike!

White Hat is a bullet hell roguelite where you upgrade the game, not yourself, to progressively increase the difficulty. Earn points on runs that you can use to add more waves or research gameplay modifiers. Upgrades make the game harder, but increase your score multiplier.

SHPR is an arena survival roguelike in which you have to buy items while creating amazing builds and synergies that will help you defeat enemies and bosses to be able to pass to the next stages.

Dice People is an incremental game about rolling dice, creating a mass of units, smashing enemies, and gathering resources to get upgrades in a big skilltree.

PinCOL is an addictive Action 2D Space Shooter, a fast tactical Bullet Hell with Upgrade elements and Special abilities to obtain, the Color Damage Mechanics will drive you Crazy !!!

An acid trip back to classic vector arcade action games with the unique bullet magnet mechanic. Dodge ruthless attacks, bend your projectile trajectory, destroy waves of enemies with the massive explosion chains. Die a lot! Then try again and get yourself to top of the leaderboards

Galandrix is a rogue like arcade game played from a top-down view and features both fast-paced action and real time strategic choices. Select your ship and blast off into the unknown against countless hordes of enemies.

Bullet Hell or Heaven? A rogue-like where you upgrade yourself and your enemies. Strategize around your build choices and dominate the battlefields of Novi Blaster.

Prepare for an interstellar showdown like no other in a gripping roguelike top-down twin-stick shooter set in the vast depths of space. Pilot your advanced starship, engaging in relentless battles against hordes of alien adversaries. Destroy, Collect, Upgrade, Die, Unlock, Repeat.

Mouselash is an action roguelite where you are the mouse cursor. Create your build by combining weapons and stats as you satisfyingly pop waves of enemies!

Gamba Gun is the idiotic fusion of top-down shooter and deck building rogue-likes. Experiment with endless ammo combinations, and create powerful synergies to fight against a colorful cast of enemies.

Dodge bullets and upgrade yourself in Minutescape, a retro-inspired incremental game that keeps unfolding. Unlock new abilities and keep upgrading yourself to survive for 5 consecutive minutes.

TTV4 is the latest volume of the retro hardcore maze wanderer minigame series Trip to Vinelands.

Shoot alien invaders, upgrade your ship, level up your weapons and save planets to defend against the invasion. Choose your favorite between the different unlockable ships and buy perks between your runs to ensure victory. After you triumph, hunt for achievements and ascend to save more universes

Prepare for a radical shift in Bullet Hell gameplay! In Cursor Survival, you're not piloting a character - you embody the... CURSOR! Unleash a new, utterly insane way to evade, strike, and endure in a chaotic universe of projectiles and adversaries.

TwIn-stick RogueLike Shoot'em up Action!

Action, upgrades, builds, combos, bosses, classes, and much more await you! Bug Hunters is an incremental game where you fight against multiple bugs to protect your system and survive against waves of enemies.

"Why did the chicken cross the road? It didn't." Try to stop the chicken hordes with vehicular combat. Compete for high scores against your friends.

Craft Your Ultimate Circular Fortress! Dive into SHOOPER NOVA, where you choose props and components to build a unique fortress. Unlock combos to shape your strategy and battle style. Become an unstoppable barrage machine and obliterate waves of enemies from all directions!

A cozy time survival roguelite in space. You steer the shippy while the shooting happens automatically. Meet cute NPCs, solve small quests, and fight quirky enemies with satisfying weapons. A shorter experience for people who don't have much time but love playing (and finishing) games.

Pierce through every enemy with the simplest bullets and forge ahead.

GunDeck[100] is a lightning-fast twin-stick shooter where you’ll build your arsenal from randomly-dealt cards. Weapons fire in a rainbow of elements with unique effects. Dart and dodge to survive the fireworks unleashed against you, and retaliate with your own display! Can YOU survive to wave 100?

Prepare for an interstellar showdown like no other in a gripping roguelike top-down twin-stick shooter set in the vast depths of space. Pilot your advanced starship, engaging in relentless battles against hordes of alien adversaries. Destroy, Collect, Upgrade, Die, Unlock, Repeat.

Paper Nebula is a fast-paced arcade-style scroller, reinvented as a Roguelike! This space shooter will have you blasting through endless waves of alien ships while trying to scout a way out of the nebula. With adorable paper-style graphics and intense gameplay, who wouldn't want to be trapped here?

Shmup. Unlock. Customise. Experiment. Upgrade. Basilisk. Petrify. Easy.

Can you survive the Empire's onslaught? Avoid attacking enemies and upgrade your ships in order to last long enough to escape in this space survivorslike.

Cosmic Cursor: Prologue fuses simple mouse-based controls with a challenging, reactive bullet hell for the ultimate pick-up-and-play roguelike experience.

Spell Hell is a top-down arena roguelite where you play as a powerful wizard with advanced combo magics, to fight off hordes of monsters. Design your build with synergizing upgrades creating powerful combos, and defeat waves of enemies.

Rocket Rats is a survivors-like game where you defeat cheese-based astral bodies in space – as a rat! Clear waves of enemies, collect cheese, upgrade your gear, and conquer the moon!

TETRAGUN is quadrant-based shooter where you're surrounded on all sides. You'll gain powerful upgrades as you progress, but so will your enemies.

A fast-paced action roguelike where explosive combat fuels 'Blitz' ultimates—a rage mode that dominates the battlefield. Endure relentless battles, enhance your arsenal, and evolve powerful abilities. Each run opens new tactical possibilities in this intense arena shooter.

Arcade arena shooter roguelite where you have to move by bouncing off walls. Item synergies, hardcore, hordes of enemies, curses and neon. Survive as long as possible.

Shape the void with the power of your cursor! A Void Shaper is an arcade game about avoiding shapes and killing them, while you collect upgrades. Unlock new enemy shapes and upgrades as you progress through the game and complete your collection.

Look back on the classic arcade games of the 80s. X-teroids is a retro-style, addictive, and fast-paced arcade shooter game.

Defend the planet from endless waves of alien ships in this retro arcade shooter. Craft the turret to best fend off the alien assault with shotgun, explosive and many more modifiers.