Я прям засел конкретно. (Do not know, how to translate it to english from russian.)
I will especially highlight impact from blocks falling. This little thing make games feel way cooler. I immediately remembered the shaking of the screen when a powerful, buzzing tank passes next to you in Metal Gear Solid V: The Phantom Pain. Adorable, love stuff like this.
Learned about Setris from Alpha Beta Gamer YouTube video: