Alright, here are some animes with a different world theme: 1 Sword Art Online 2. A Certain Magical Index 3. Attack on Titan 4. Steins;Gate 5. Tokyo Ghoul 6."RE: Life in the Other World from Zero"(Life in the Other World from Zero) The World is Mine 8 Demon Slayer Puella Magi Madoka Magica 10 "About My Reincarnation as a Slime"(Reincarnation as a Slime) 11《Fate/Zero》(Fate/stay night) Speed Otaku (Initial D) 13 "Alien Invasion"(In Invasion) Tokyo Ghoul 2 [Evil Crown](Evil Crown) The World is Mine 2 17."RE: Life in the Other World from Zero Season 2" Otherworld Canteen (Otherworld Canteen) 19 "Even a chuunibyou needs to fall in love!" (A chuunibyou disease also wants to fall in love! -Lilouch of the Scarlet Letter-) My Hero Hero's Sweetheart