The Cleveland Indians actually changed their primary logo in 2014 to the block-C, but the Chief Wahoo logo remains ubiquitous with the team and its gear.
The phenomenon of de-chiefing is not new, but it started gaining momentum in March when fan Dennis Brown posted a jersey with only the outline of the logo remaining.
It wasn't easy but I de-chiefed my @Indians road jersey. Ready for Goodyear tomorrow
In response, fan Keith Good posted this photo of his de-chiefed cap.
And more people started sharing their photos of de-chiefed fan gear:
@DeChiefWahoo A #DeChief ed hoodie.
A de-chiefed line of gear was even started on Cafe Press:
Eventually a Twitter account emerged for fans "who #DeChief their Indians gear."
The @DeChiefWahoo account gave advice on how to remove the logo:
@tawheeler10 here's a good summary from a commenter in the @UniWatch article today #DeChief
Although some took a simpler approach:
@cahern13