OU Ban History

Wobbuffet has been banned literally forever. (Even before Shadow Tag worked lmaooo)

Early 2014: Curselax Complex Ban

Late March 2014: Tyranitar Ban

Late June 2014: Heracross & Dugtrio banned. Baton Pass test banned for a month. Diglett was banned shortly after.

Late July 2014: Baton Bass flat ban test was changed to a test of 1 Baton Pass user per team for a month.

Cumulative Banlist:
Wobbuffet
Curse on Snorlax
Tyranitar
Heracross
Dugtrio
Diglett
Baton Pass on more than 1 pokemon per team.

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Post CB Update:

Late August 2014: Baton pass was flat banned, ban stays to this day. Salamence got banned immediately. Curselax was added back to OU.

Early September 2014: Snorlax banned. Dragonite banned.

Mid October 2014: Salamence, Dragonite, Heracross, Snorlax brought down to OU. Diglett brought to UU.

Cumulative Banlist:
Baton Pass
Wobbuffet
Tyranitar
Dugtrio

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Post Hoenn & Physical/Special Split Update: (This was also when usage for lower tiers was adopted)

Mid January 2015: Dugtrio was brought down, Salamence was immediately quickbanned after some testing on the PTS. Tyranitar was banned about a week later.

April 12th - May 11th 2015: Snorlax was test banned.

May 13th 2015: Snorlax was unbanned.

June 12th 2015: Snorlax & Blissey were test banned for 1 month.

July 15th 2015: Snorlax & Blissey banned.

August 26th 2015: Gengar test banned for 5 tournaments.

October 4th 2015: Gengar banned.

December 19th 2015: Dugtrio banned.

Cumulative Banlist:
Baton Pass
Wobbuffet
Salamence
Tyranitar
Snorlax
Blissey
Gengar
Dugtrio

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Post Life Ball, Speed&Special Choice Band Update:

May 1st 2016: Snorlax, Blissey & Gengar unbanned.

May 8th 2016: Gengar & Blissey rebanned.

August 16th 2016: Snorlax discussion thread.

Current day.