Still Waiting for Gray
Games looked a lot less like a Michael Bay film after this move got nerfed.
This Pokemon had the biggest gap between its mega and non-mega tiering.
What is Mawile?
The Smogon rise/drop tiering formula was changed in this generation due to a certain influencer artificially inflating the usage of this Pokemon.
What is Ambipom?
This Pokemon dominated the 2019 meta, featuring on a reported 75% of teams.
What is Incineroar?
Galar is pretty low on caves, as well as this Pokemon that usually fills them.
What is Zubat?
This was the maximum number of sleep turns in Gen 5, which felt like an eternity.
What is 3?
In Gen 7, this Mythical Pokemon's signature move was nerfed into the ground.
What is Darkrai? or What is Dark Void?
This conniving Pokemon got locked out of Gen 8.
Who is Klefki?
This Pokemon had an unreleased ability that gave it an immunity; this was changed in Gen 6.
What is Zapdos?
In 2016, the "Big 6" were Groudon, Xerneas, Kangaskhan, Talonflame, Smeargle, and this Pokemon.
What is Salamence?
This farm animal disease (common in Britain in 1996) must have exterminated this Pokemon from the region.
What is Miltank?
Gen 5 only very recently banned this ability (banned to ubers in all other gens).
What is Shadow Tag?
In 2015, CHALK teams featured this Pyschic-type.
What is Cresselia?
This dog Pokemon has its origins in Britain, but it seems Galar residents have moved on to more electrifying breeds.
What is Stoutland (or pre-evos)
This Gen 5 sun sweeper didn't have access to its egg moves.
What is Venusaur?
This electric mouse featured prominently on the 2016 world champion's team.
What is Raichu?
With the removal of the GTS, it would be nearly impossible to complete a full collection of this (IRL) region-based Pokemon.
What is Vivillon?