how would you use domestic supply test cyp here?

I’m looking to add some domestic supply test cyp to my anavar and tbol.
Looking to put on Some lean muscle mass and build up a good physique
my stats are in my late 30s 180 pounds and I’m six foot tall
how much testosterone would you recommend I use in a cycle like this if I’m going to use 25 milligrams each of the orals?