When the Engineer tries making an advanced form of teleportation via Gateway, he accidentally connects it to the magical world of Teyvat; forcing the Mercenaries to survey their new discovery. Unbeknownst to them, their own rainbow-loving arsonist would befriend a certain explosive-enthusiastic elf, creating an unexpected, but needed alliance with the Knights. The characters are not made by me. They belong to their respective companies. Team Fortress 2 belongs to Valve and Genshin Impact belongs to Hoyoverse
6 parts