Games where you control and develop you character (or party of characters) and defeat enemies to progress in the game’s world or storyline.
Action RPGs are a sub-category of RPG-games that incorporate elements of action or action-adventure games. Player has direct control over characters' movement, attacking and use of skills, instead of turn-based or menu-based fighting.
Example games: Marvel Future Fight, Bleach Brave Souls, Darkness Rises
Games where player controls an on-screen character and engages in real-time one-on-one close combat with an opponent controlled by AI or another player. The fights typically take place in a closed "arena" setting.
Marvel Contest of Champions
Example games: Marvel Contest of Champions, Mortal Kombat X, Injustice 2
Massive multiplayer online games which are capable of supporting large numbers of players, typically from hundreds to thousands, simultaneously in the same huge open world.
Example games: Lineage 2, Crusaders of Light, Blade and Rings
RPG games where you form and develop a team of characters to fight enemies in a turn-based battle setting.
Marvel Strike Force
Example games: Marvel Strike Force, Summoners War, Heroes Charge
A mix of RPG and Match3 mechanics, these games are built with a meta layer of character development and core layer of match3 gameplay.
Example games: Empires & Puzzles, Dragon Ball Z Dokkan Battle, Puzzles & Dragons
RPG-games with a major "idling" component, meaning the game plays itself while you're logged off and once you come back to the game, your characters have made progress and collected loot.
Example games: AFK Arena, Idle Heroes
In Sovereign Games, players get to assume the role of a ruler – and manage e.g. an empire or a kingdom. RPG, narrative and simulation/management-elements often play a significant part in Sovereign games.
Game of Sultans
Games where you try to to survive in the wilderness, often fighting monsters and/or other players while developing your character's skills and gear.
Example games: Last Day on Earth, Ark: Survival Evolved
Tower Defense RPG
As the name implies, Tower Defence RPGs combine TD core gameplay with substantial RPG meta elements. They are mid-core games by heart, and usually feature complex character and/or item progression mechanics as well as a deep storyline.
Example games: Arknights