As you probably know vampire pigmen are vulnerable to wooden weapons and are almost immune to everything else. But one thing I learned recently is the fact that even attacking em with wooden stick deals quite a lot of damage and can kill em in two hits.
Did you know that playing GregTech: New Horizons is actually really cool and trendy? Boys will line up in a queue for a girl who knows how to run a Vac Nuke and can build a Platline!