Your caught up in a invasion in a Mars Facilty and you meet a certain Female Space marine in green armor.

Pulled from the Taisho era into a world of heroes and chaos, Tanya Kamado faces a destiny unlike any she has ever known. Far from home, she must navigate a bustling city filled with strange technologies, powerful allies, and threats that defy imagination - all while protecting her sister, Nezuko, and holding on to the humanity that defines her. But her wish for the strength to save everyone comes at a price. When a curse awakens within her, Tanya's body and soul begin to change, manifesting a Demon Slayer Mark reminiscent of Yoriichi's legendary power. Half-demon and fully herself, she must master this new strength to confront dangers that span both worlds. Alongside her Kamaboko Squad and the heroes of Young Justice, Tanya discovers that courage is more than power - it is compassion, love, and the unbreakable bonds of family and friendship. In a world where darkness lurks on every corner, Tanya must decide what kind of warrior she wants to be - and whether she can protect both her past and her new home.

There's a new overlord in Hell Roxxen. Fast she pulls fear in the Sinners in Hell one day she decides to challenge the radio demon himself.

Courier Six, ever the tinkerer and survivor, scavenged a pile of scrap tech from Big Mountain - the kind of advanced, half-insane science that could bend the laws of physics if wired just right. Among the wreckage, he found components that inspired a wild idea: a personal teleporter, something that could let him travel the Mojave in an instant.but instead it sent him to hell in another universe

Story Description - Shadic the Hedgehog In a distant future where technology and chaos rule, Shadic is born-a super-powered hedgehog created as part of the secret Project Omega by Dr. Eggman and his grandson. Combining the DNA of Sonic, Shadow, and Silver, Shadic possesses incredible speed, unmatched strength, and astonishing telekinetic and time-manipulating abilities. Shadic is not just a project-he is the protector of the future, capable of transforming into three ultimate forms: Drac Shadic - explosive rage and raw power. Super Shadic - controlled, precise, and devastating strength. Hyper Shadic - absolute power, able to destroy entire fortresses and factories effortlessly. Facing formidable enemies like Metal Sonic, Dr. Eggman, and his grandson, Shadic is supported by allies Silver, Knuckles, and the Resistance, mastering the Chaos Emeralds and unlocking his full potential. > For fans of thrilling adventures, epic battles, and ultimate transformations, Shadic the Hedgehog takes you on a journey through time and a future on the brink of destruction.