K – Marvel Comics

K Kaecilius Kahn Kain Kaine Kaine Kaine MC2 Kala Kalen Kali Kallusians Kamikaze Kamara Kali Kali Kali Kamuu Kane Kaminari Kang Kangaroo Karygmax Kaptain Briton Karthon Karnilla Karma Karnak Karnak Ultimate Karkas Karisma Kareesh Bek Karen Page Karalynn Palamas Karima Shandapar Karl Delandon Karl Kraus Kate Bishop Katos Karma 2099 Katu Katyusha Kavita Rao Kavor Kazantra Kaze Ka-Zar Keith Kincaid Keeper Keerg Key Kelsey Leigh Kerth Khoryphos Keeper of the Flame Khan KIA Kia Kaishek Kiber Khult Kidogo Kid Kid Omega Killer Shrike Kid Colt Kid Cassidy Kilmer Killshot KIllraven Killspree Killmonger Kilian Killer Queen Killer Clown Killer Kole Kiden Nixon Kingo Sunen King Arrkam King Hyperion King Cobra King Arthur King Bedlam Kirika Kingsize King Coal Kitty Pryde Kiwi Klaw Klaus Kruger Kiwi Black Klagg Kleiser Knight Knight Knick Knack Knight Knockabout Knockout Knights of the Moon Knight Errant Kofi Kormok Koga Masato Kogar Komodo Korain Korgon Korkonn Korra Korath Korg Korrek Kortz Koru Korilla Korvus Kosmos Krask Kronan Krystalin Kro Kraken Kronos Krunch Kraven Kraag Kraal Kree Militia Kronus Kristoff Krang Kree Sentry Kronak Kruel Krushki Krustatos Krylla Krista Kristine Saunders Kurrgo’s Robot Kratos Kukulcan Kulan Gath Kubik Kull Kurse Kuroko Kuroyama Kurrgo Kymeara Kymri Kylun Kyrie Kylor Kyllian Kwai-Jun Fan Katt 2099 Killjoy Kangaroo Karooq Karolina Dean Kass Katie Power Karkul Kill-O-Byte Korg Kingpin Kronus Krugaar Kraa   Kid Quarry -- --     Korvac