4e Skeletons Converted to 5e (5e Stats)
You can never have enough undead wandering the halls of your dungeons.
Sanguine Grail Orcs (5e Stats)
To sum up, an orc tribe that was on the rocks prayed to Gruumsh. In return they received the Sanguine Grail: an artifact that allows the orcs to, painfully, extract powers and knowledge from their victims.
Building Monsters 1: Elite Orcs and Flamethrower Goblins
Making a few monsters with the D&D 5e rules