Quote Originally Posted by Bulbapedia
Pokémon battling community to hold battles for Make-A-Wish Foundation

63-hour battling marathon starts May 14

Starting Friday, May 14th, at 12 a.m. EDT (UTC-5), Battle4Charity will be live streaming Pokémon battles for 63 hours to raise money for the Make-A-Wish Foundation, an organization that grants the wishes of children with terminal illness.

Battle4Charity is a newly-formed group that includes some of the most famous competitive battlers on YouTube. The goal of the group is to raise money for charities by holding live-stream marathons of Pokémon battles.
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This is kinda old news (the marathon started yesterday, apparently...sorry!), but I've decided to post this because these kind of things are good, don'tcha think?