In Just Cause 4, there are in excess of 12 concealed old statues, these are possibly set apart on the guide when you discover them.
When you have found and enacted the principal statue, a Javi strategic start.
Cow Gun Location
Unlocking the trophy is easy, you just have to find the Cow Gun. This is located on a porch, at a small farm in Vaivenes.
You can not kill opponents with the Cow Gun, you just turn them into a cow. To unlock the trophy you have to do that 10 times.
If you have turned a soldier, he will continue to shoot you. You can simply drag the transformed soldier with your hook to a wall or ceiling, then he will not bother you anymore.