any action manhwas like this?

https://www.mangago.zone/home/mangalist/1995131/

no romance (world building)

https://www.mangago.zone/read-manga/the_world_s_best_engineer/
https://www.mangago.zone/read-manga/the_ultimate_shut_in/
------

LOVE LOVE LOVE https://www.mangago.zone/read-manga/soara_and_the_monster_s_house/

https://www.mangago.zone/read-manga/black_corporation_joseon/

https://www.mangago.zone/read-manga/nebula_s_civilization/

https://www.mangago.zone/read-manga/cheolsu_saves_the_world/

https://www.mangago.zone/read-manga/evolution_begins_with_a_big_tree/

https://www.mangago.zone/read-manga/hiding_a_logistics_center_in_the_apocalypse/

https://www.mangago.zone/read-manga/what_a_bountiful_harvest_demon_lord/

https://www.mangago.zone/read-manga/dungeon_reset/

https://www.mangago.zone/read-manga/this_village_sim_npc_could_only_be_human/

https://www.mangago.zone/read-manga/isekai_maid_no_mitsuboshi_gourmet/

https://www.mangago.zone/read-manga/tondemo_skill_de_isekai_hourou_meshi_sui_no_daibouken/

https://www.mangago.zone/read-manga/solo_farming_in_the_tower/

https://www.mangago.zone/read-manga/how_to_survive_as_a_terminally_ill_dragon/

https://www.mangago.zone/read-manga/apocalyptic_chef_awakening/

https://www.mangago.zone/read-manga/i_shall_live_as_a_prince/

https://www.mangago.zone/read-manga/sengoku_komachi_kurou_tan/

annoying romance unfortunately https://www.mangago.zone/read-manga/the_king_of_cave_will_live_a_paradise_life/

also same https://www.mangago.zone/read-manga/i_was_reincarnated_as_a_poor_farmer_in_a_different_world_so_i_decided_to_make_bricks_to_build_a_castle/

romance but mc lowk dgaf https://www.mangago.zone/read-manga/kage_no_jitsuryokusha_ni_naritakute/



-------- little/no romance + not necessarily world building

https://www.mangago.zone/read-manga/the_newbie_is_too_strong/

https://www.mangago.zone/read-manga/all_my_alter_egos_are_tycoons/

https://www.mangago.zone/read-manga/juvenile_law/

https://www.mangago.zone/read-manga/the_100th_regression_of_the_max_level_player/

https://www.mangago.zone/read-manga/dam_of_the_forest/

https://www.mangago.zone/read-manga/i_became_the_youngest_prince_in_the_novel/

https://www.mangago.zone/read-manga/auto_hunting_with_clones/

https://www.mangago.zone/read-manga/i_m_gonna_annihilate_this_land/

https://www.mangago.zone/read-manga/a_sense_of_amusement/

https://www.mangago.zone/read-manga/transcension_academy/

https://www.mangago.zone/read-manga/leveling_with_the_gods/

https://www.mangago.zone/read-manga/the_academy_s_new_swordmaster/

https://www.mangago.zone/read-manga/i_was_mistaken_as_a_monstrous_genius/

https://www.mangago.zone/read-manga/eternally_regressing_knight/

https://www.mangago.zone/read-manga/the_dark_mage_s_return_to_enlistment/

https://www.mangago.zone/read-manga/saihate_no_paladin/