Top similar games like Aeternum:

Shoot! Dodge! and... Get Hit!? "Ikaruga" is a vertical shoot 'em up that features an unique polarity-switching gameplay. Switch the ship's polarity and "get hit and absorb" enemy bullets! Achieve High Score with the chain bonus!

eXceed 3rd reboots the eXceed storyline, taking it in a new direction. In this installment, Rayne Lindwurm, a descendent of the Dragon Clan, fights her way through a tournament to become one of the 7 Cardinal Lords who rule her world, Pandemonium.

桜を見ながら西瓜を割り、紅葉を見ながら鍋をつつく こんな季節に誰がした！ イレギュラーでシーズナルなシューティング幻想！

Deathsmiles is CAVE's bullet-hell shoot-'em-up where you take the role of one of five Angels to defend the magical land of Gilverado from an invasion by Hell itself! Eradicate this devilish assault!

Saviors brings the best bullet hell experience you can find on Steam. Play through 18 challenging stages in this ultimate test of tactics and reflexes.

The human powers-that-be called for the purification of mankind and the eradication of vampires and ‘deviants bloodlines’ - those born of a mix of human and vampire. And so began massive purges of the deviants that were reminiscent of the 'witch hunts' of centuries earlier.

"Murasaki" is a puzzle explosion game. Use explosions to clear the screen of pesky obstacles filling it up. The only controls you need are the directional buttons and two other buttons (Z and X)!

Fight, fly, flourish! BLUE REVOLVER is a manic arcade-style shoot-em-up built for newcomers and psychos alike. Powerful special weapons cut through tough areas, while an adaptive difficulty system tailors the game to your skill level as you evade and counter a maniac environmental force!

A deep, tactical shoot'em up. With every takedown, you’ll earn cash and xp to upgrade your ship and unlock new abilities. Online and local co-op. Unique versus mode. Realistic physics and water simulation.

Reload for more shooting action with GundeadliGne, the 2nd title in the Gundemonium Collection

In a world much like our own, Tenshi sets out to uncover the evil threatening the balance of nature, joined by an eccentric cast of characters along the way.

Fantastic Danmaku Festival is a Touhou Project fanfiction STG with colourful danmaku, beautiful remix music and original music. Besides the characters we know in Touhou Project, there is also a brand new original character named Nix in this game! With the Scarlet Devil mansion as their stage, the girls are soaring in the sky of Gensokyo!

Maiden & Spell is a magical girl battle game, set in a cutesy fantasy world. Select from one of eight young ladies to battle 1 on 1 with a friend, or fight your way through a series of bosses and learn the secrets of The Kingdom of Stars.

Experience the rush of battle with the fan acclaimed Bullet-Hell shooter "SUGURI". You're equipped with an automatic lock-on targeting system and a unique arsenal of hyper weapons, power shields, and more. Sure, she may look cute, but when it's time to fight, it's all business.

Jamestown: Legend Of The Lost Colony is a neo-classical top-down shooter for up to 4 players, set on 17th-century British Colonial Mars. It features all the intensity, depth, and lovingly handcrafted pixels of a classic arcade shooter, with a modern twist: deeply-integrated cooperative gameplay.

Graze the enemy’s bullets, Charge them head-on, and Wreak Havoc!!An exhilarating and dangerous shoot-em-up! This is a game for those with courage and survival instinct!

誰が強いのか、誰が賢いのか、誰が正しいのか　畜生の理に則って、全て弾幕で決めよう！ ワイルドでビーストライクなシューティング幻想！

Stop time and project yourself through space with “Time-stop warp” magic, pass through physical obstacles, dodge incoming bullets and shoot down your enemies! A satisfying shooter, filled with dark humor!

Prepare yourself for an insatiable rain of bullets, bombs, and beams in Crimzon Clover. From Japanese indie developer Yotsubane, this retro top-down shooter is a wild ride you won't want to miss out on.

Bullet Heaven 2 is a bullet-hell shoot-em-up inspired by games like Touhou and Jamestown. It's all about shooting every cute thing that moves, while dodging hundreds of shiny bullets per second!

A legendary SHMUP influential to the best makers in the genre, Hellsinker is now available on steam in its most advanced form! Gameplay, story, graphics, and even music all united into one cohesive and highly dimensional Shoot-em-up!

Battle huge "Koju" bugs in CAVE's beautiful fantasy shooter, Mushihimesama. Experience the thrill of bullet hell from the masters of the genre as you evade visually stunning shot patterns with thousands of bullets.

Rival Megagun is a competitive split-screen shoot 'em up where you transform into a giant boss ship and battle your rival head-to-head in local or online PVP.

First of the three titles in the Gundemonium Collection, this pixel-style side-scroller brings the intensity of the 'bullet hell' shooter genre to Steam. Choose one of two playable characters, including an unlockable third character! Modify character weaponry to your liking!

Humanity is at war against vampires and deviants. Mankind's last line of defense is a group of children trained to wield powerful magic that can rival the demonic hordes, but at the cost of most of their lifespan. Likened to bullets of a gun, they are known as the ‘Gun Bullet Children’.The time is NOW!

Super Galaxy Squadron is a fast-paced vertical shooter designed for human beings as well as SHMUP veterans. Featuring multiple game modes, a challenging but merciful difficulty curve, forgiving health system, and SEVENTEEN playable ships.

Touhou Makuka Sai ~ Fantastic Danmaku Festival part II is a danmaku shooting game, which is the second part of Touhou Makuka Sai. The repeat of incident is coming again. Can the girls going to the netherworld solve the mystery?

From Orange Juice comes a shoot'em'up starring the lone enhanced human, Sora. The sequel of the high-speed shoot'em'up "Suguri", with improved game system and graphics.

Sine Mora is a horizontal shoot'em up that provides a unique take on challenge, where time is the ultimate factor.

Hypnorain is a vertical bullet hell shooter. The player guides a character through handcrafted levels, shooting and dodging their way through an army of enemies and their mesmerizing bullet patterns.

【About "The Hurricane of the Varstray"】"The Hurricane of the Varstray" is a vertically scrolling shoot'em up with a SF story: in the distant future, to defend the Earth against the invasion of mystery mechanical structures, 4 girls head to "the Varstray sector," far away from the Earth and considered as the v

東方Project第16.5弾！ 超能力女子高生「宇佐見菫子」に、突如襲いかかる幻想郷の住人達。その恐ろしくも美しい弾幕を、スマホに撮りまくり、SNS映えを狙おう！ サイキカルでSNS映え狙いのシューティング幻想！

飛び出そう、いつも通りの弾幕へ それが結果として世界をひっくり返す事になるだろう プリティでデュアリスチックなシューティング幻想！