Question: what are all of goku's transformations?
Answer: 1 Super Saiyan. The classic.
2 Super Saiyan Blue. Super Saiyan Blue -- or Super Saiyan God Super Saiyan, if you're not into breathing as you speak -- takes things back to a simpler time. ... 
3 Super Saiyan 3. ... 
4 Kaio-Ken. ... 
5 Super Saiyan God. ... 
6 Super Saiyan 4. ... 
7 Great Ape. ... 
8 Ultra Instinct. ...