Czech heavy line worth playing?

DeviouslyCursed: Small sample size but... Overall win rate:  53% Win Rates for Czech Hvy tanks...Czech Tier 7 Hvy: 70%Czech Tier 8 Hvy: 55.5%Czech Tier 9 Hvy: 62% So far I love them. Don't have tier 10 yet. And for the record...Czech Skoda  T 56: 71%