WOT Top Tanks. ST 1 Tier 9 Heavy Tank. Tempered Steel. https://youtu.be/Hwx3RsRsIAk Even when fully upgraded, The ST-I is the slowest of all Tier 9 heavy tanks available, but it`s slow for a reason. It has very sturdy angled armor that is impenetrable to many Tier 8 guns and is... sergyvhs | | 0 | 290 | 0