According to Blizzard their Cenarion Hatchling pet in-game World of Warcraft pet has raised over than $1.9 million to support the ongoing earthquake and tsunami relief efforts in Japan.

Blizzard announced that for every Cenarion Hatchling purchased by July 31, 2011, 100% of the $10 USD adoption fee would be going to assist victims of this disaster.

http://us.battle.net/wow/en/blog/3250016#blog