Lunar Revel 2019 (Firecracker Sejuani, Firecracker Vayne, Coin Emperor Tahm Kench)

I have another chance to work on Lunar Revel event. Great collaboration with the whole team and a lot of learning opportunities. I also have some notes for myself but someone might be interested, please scroll down for more. 
Credit 
Aleksey Bayura https://www.artstation.com/aleksey_bayura 
Vlad Băcescu https://www.artstation.com/vladbacescu
Chengwei Pan https://www.artstation.com/pan 
Bochen https://www.artstation.com/chenbo

Firecracker Sejuani

Tahm Kench

Firecracker Vayne