Torchlight (Series)
Commercial
Torchlight is an action role-playing game.
Flare (game)
Open Source
Flare (game) is a free/libre game engine for classic isometric action RPGs.
Dungeon Siege 2
Commercial
Dungeon Siege II is an action role-playing video game.
Compare Diablo (Series) with alternatives
Compare Torchlight (Series) and Diablo (Series) and decide which is most suitable for you.
Compare Dungeon Siege 2 and Diablo (Series) and decide which is most suitable for you.
Compare Flare (game) and Diablo (Series) and decide which is most suitable for you.