Top similar games like 13 Seconds:

Collect up to 21 unique weapons and wreck machines, kill space squids and blast asteroids into bits. Gather valuable gold and spend it for upgrades and new ships as you venture deeper into the depths of space, to the Point of No Return.

Explore a world where cyberpunk and magic collide with the eccentric protagonists. With them by your side, you're sure to encounter some unwanted situations!

Rise of Robots is a Roguelite Shooter where you build a powerful weapon as you fight to survive ever increasing swarms of robots. Stack powerups to create a unique weapon each run and beat the challenge on each map

The roguelike where you play as the enemies. Take control of your foes, turn them against each other in fast-paced combat, and leap to a new host before your current body breaks down.

Defeat HUGE waves of enemies as Bob, The Viewer's Game is a very satisfying but hectic game where you can Shoot, Burn, and smash into hundreds of enemies and bosses! Each run you get to choose a Class for Bob and discover what each subclass and unlockable weapon does!

[Cooldown] is a rhythm-based defense game. Destroy the endless robot debris flying through space, strengthen your turret, and protect your planet! Develop various technologies and robots to defeat enemies more effectively! Get more rewards while listening to your own recorded music!

BANAN'EM UP! is a tiny challenging arcade shoot’em up where you shoot down quirky aliens to save your planet. Evade bullets, shoot enemies, get upgrades, survive for challenging waves to defeat the final boss, "The MONKE". Die, learn, repeat: get stronger, be powerful!

Cyberscape is a top down round based action game with some rougelike elements. Play as different heroes with unique abilities and fight against the evil robot army. Level up and complete achievements to unlock new items and fight your way through different locations.

Splatter slimes, massacre mutants, and assemble your perfect Gunbot! Survive hordes of enemies in this top-down shooter roguelite by customizing your weapons on the unique upgrade grid, and pick from a wide variety of build-defining modules and wacky base bots for a new experience every run.

A fast-paced, intense top-down bullet hell action experience with a sci-fi aesthetic. As a protector of light, you must build your arsenal of weapons, abilities, reflexes, and wits as you slowly transform into an unstoppable force to survive through waves of monsters and demons from the void.

A rogue-like metroidvania where you explore the ruins of the Red Nivis Laboratory. No run will be the same, but will also give you the metroidvania feeling of finding a shortcut, or remembering that there's a cool area you can now explore.

PhaigeX is a fast-paced "Bullet Heaven" space shooter, tasking the player to explore space sectors and contain a rising incursion of rogue AI-controlled units. Pilot a variety of ships, call in the support craft, and use a myriad of upgrades to lay down heavy firepower towards the enemy forces.

Cy is a retro arcade roguelite bullet heaven that's sure the get the dopamine flowing. Face off against waves of terrifying enemies with mighty psionic (mind) powers. Stack infinite powerups and customize Cy as you see fit. A post-apocalyptic thrill ride.

Metallophobia is a dystopian roguelike top-down shooter. Each playthrough is a new procedurally generated map, with unique designs and challenges. Upgrade your robot with new guns and modules as you progress, and create your own unique build.

DopeMine Arena is a Bullet-Heaven Roguelite. Simple controls and auto-firing weapons put the focus on levelling up and making good choices to survive the onslaught of enemies. Earn coins to increase the stats of your characters. Discover the weapons and items that pair together .

Crush, smash, and eat thousands of enemies showing humanity what the meaning of destruction is! Kaiju Catastrophe is an arcade game with roguelite mechanics. Mutate devastating weapons, unlock permanent evolutions, and wreak havoc with a variety of monsters to tear humanity apart!

Survive the all-consuming darkness! Against Twilight is a casual game where your choices can make you stronger to finish off thousands of creatures that appear in the twilight.

A neon retro Asteroids inspired arcade game with persistent progression, upgrades and cosmetics to unlock. With Asymmetrical local Co-op, mining extraction, Endless waves game modes and local PvP.

Control the ball with gravity and smash through endless hordes! Collect weapons and skills, power up to the max, and survive the onslaught!

A free-to-play multiplayer side-scrolling shooter, where you use weapons and items in endless PvE modes, against your friends in PvP modes, or in a quick game of soccer using the unique game mechanics!

Fast top-down space shooter with varied missions, relentless enemies, powerful ship upgrades, and most importantly, fire.

Nuclear Assault is a Shoot 'em Up with all the essence of Arcades in the 90s! Equip new cannons, collect different Power-Ups, defeat the 4 Robot Kings and earn new scores! But most importantly... Shoot, shoot and don't stop shooting!

Mix and match colors and blast your way through waves of Chromies in this fast-paced retro arcade shooter. Play as the Hue-Men to defend the Rainbar and restore color to the fading planet of Chromara!

Warships On The Halloween Night is an extreme Top Down Arcade Shooter game based on the naval war which broke out between the Human beings and the Living Pumpkins.

Spacejack a UFO and turn alien tech against its owners across 49 action-packed stages. Use black holes, nukes, slow-mo, and more to survive escalating waves and save the planet.

Battle increasingly deadly hordes in an action-packed survivors-like with tower defense elements. Create unique builds, unlock and place towers, upgrade your character, and fight to defend the Kingdom of Stellara.

The year is 2051. Location: SATAZIUS, a long-abandoned planet. The cruiser Agano was on patrol when it was attacked and stricken by a confederacy of space pirates that had established a base on SATAZIUS. The pirates attacked the Agano intending to steal the assault ship ‘Trafalgar’ that was stowed aboard the Agano, but the Trafalgar made...

You are military volunteer. what? you did not volunteer? It's too late! You are already in the middle of the battlefield. kill the alien for the humanity! Marine Survivors is simple action rogue lite game. kill aliens, earn exp gem, upgrade your weapon. unlock various collection.

Space Strider is a 2D Sidescroller Shoot 'em up with Roguelite elements, where you beat hordes of enemies and defeat unique bosses. Unlock, upgrade and level up your Spaceships to become the ultimate Space Strider!

BloodDome99 is a game about nostalgia, capitalism, violence, and over-the-top absurdist fun. 80s arcade meets modern horde-survival roguelike. Create unique builds, master more than 40 weapons, and kill ever-growing hordes of contestants in the retro-futuristic gladiator gameshow BLOODDOME99

Tear across the desert, obliterating wave after wave with your nuclear missile powered dual-wielding hover tank. A tight, punchy wave survival sandbox with ludicrous weaponry, exhilarating rocket-tank combat, and daily leaderboards!

Robot Arena Survivors is a single-player arena auto-shooter where you're fighting against waves of hostile robots using a powerful arsenal made of hover tank units. Customize your own set of abilities and dismantle your enemies to claim your fame into the leaderboards.

Immerse yourself in SurvivalScape, a fast-paced auto-shooter bullet hell! Select your hero from a diverse roster, each boasting unique abilities and play-styles. Battle relentless waves of enemies, gather crystals to level up, and face off against formidable bosses. Can you survive?

PengPong is a bullet-hell roguelike where pinball meets gambling. Bounce your way through chaos and bet it all to survive.