This build is going to play all your games in HD no problem at high or full epic settings with a high FPS (over 100), but it is also strong enough to play in 4K at around 60FPS with high settings.
The build spec is as follows:
CPU: AMD Ryzen 5 3600X (6-Core Processor)
GPU: NVidea GTX 1660Ti Storm X (6Gb)
Motherboard: ASROCK X470 Master
RAM: Corsair Vengeance 16Gb (2x8Gb)
Power: Ace 750W
Case Spire Raider with 4 built in RGB Fans and controller unit with remote control.
This build will have you playing the top games in 4K smoothly and HD with super fast FPS.