The SG 553 | Tornado is a CS:GO skin from The Assault Collection and was introduced on 14 August 2013.
Steam Market
All CS:GO Tornado Skins
Introduced: 14 August 2013
The Inferno Collection
Introduced: 19 September 2013
The Alpha Collection
Introduced: 14 August 2013
The Assault Collection
Introduced: 14 August 2013
The Militia Collection