questions about minion necro dmg

so im current able to clear t10 but very slowly and im trying to figure out what i need to do to up my dmg enough to make it not so horrible

https://preview.redd.it/fgaupfbbnlzg1.png?width=1282&format=png&auto=webp&s=0eb3dcd0a53575bceed0ae45ecb3d2330cae8af3

these are the out of town stats, not the total amounts as i need to be in combat for some stuff but im guessing i just need shit tons more crit dmg and vul dmg at this point

im running the darkness minions with the bloodless scream