
Quick answer — Mark Ishii voices Lev Haiba in HAIKYU!! LAND VS. AIR, Bellri Zenam in Gundam: Reconguista in G, Kautsu in Armor Shop for Ladies & Gentlemen and 4 more characters.
Mark Ishii voices Lev Haiba (HAIKYU!! LAND VS. AIR), Bellri Zenam (Gundam: Reconguista in G), Kautsu (Armor Shop for Ladies & Gentlemen), Sunny Grave Gusion (Welcome to Demon School! Iruma-kun Season 2), Dali Dantalion (Welcome to Demon School! Iruma-kun), Hironobu Makita (Oblivion Battery), Rick (My Instant Death Ability is Overpowered).
Lev Haiba is voiced in Japanese by Mark Ishii.