Pluto represents transformations, mutations and elimination.
Pluto in Capricorn
-28 Square Sun - Pluto
This aspect means fights and setbacks. He is presumptuous.
10 Trine Mars - Pluto
He is ambitious, has a great capacity for work, has self-confidence and goes to the end of his plans.
-5 Square Pluto - Ascendant
He imposes his will by force, violence.