Best Pet For Combat Midgame?

[InfernalCascade]

As title, i need advice on a good combat pet. I am mid game, currently wear recombed sa armour and use livid dagger as main weapon, have a good amount of money. feel free to check my skycrypt https://sky.shiiyu.moe/stats/InfernalCascade/Blueberry#Armor
Cheers