Great glad you took me up on it:) so in order to properly address this we need to understand some background knowledge so that we’re speaking the same language when I use a term. Feel free to ask on anything I say.
1) when Lubavitchers say “tzaddik”that are usually referring to tzaddik as is defined by Tanya. Namely, an individual who either has an inactive or drugged yetzer Hara (tzaddik vra lo) or no yetzer Hara at all (tzaddik vtov lo).
But regardless, a tzaddik has no personal struggles with bad