Watch Highlight: Doom Mod Research Night from TekAdvisor on www.twitch.tv
If the original Doom is too Oldschool for you; Zion brings several of Doom 2016's visual, musical and gameplay elements to the GZDoom engine. It's still in development, but it's already quite promising.
[Official Site](http...
Watch Highlight: Smooth Doom from TekAdvisor on www.twitch.tv
Doom's not exactly known for subtlety, but the animations can definitely be upgraded without altering the gameplay.
[Official Page](https://forum.zdoom.org/viewtopic.php?t=45550), including downloads for accompanying texture and sound...