Diablo 4, the most recent installment of Blizzard's action RPG series, is dark and sinister in true Diablo fashion, and true to this theme, 5 core character classes hanging around - the Barbarian, Rogue, Druid, Sorcerer, and Necromancer - aren't saintly heroes, but hardened survivors both in a narrative and mechanical sense. Each of those character classes first appeared in the past games for...