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The main issue is of course sample size, especially when it comes to the lower usage types like ice and electric. As an example, if we assume 10000 games played, ice vs electric should have been played about 3 times, whereas dragon vs dark should get 96. Any of the types that get under 3% usage...
Poison Spreader Revavroom (steel) :Revavroom:
Revavroom @ Air Balloon
Ability: Filter
EVs: 252 HP / 4 SpD / 252 Spe
Jolly Nature
- Toxic Spikes
- High Horsepower
- Toxic
- Parting Shot
Revavroom has a few unique qualities among steel types that allow it to carve out a niche and allow for a team...
As a big :Revavroom: enjoyer I would second a ranking change, but probably only as far as D rank. I don't believe that the shift gear set is worth running given that :Scizor: is an option that is better almost all of the time, however I do think that there is a proper niche as a poison spreader...