Tumblr is one of the logo skins in Agar.io. It can be used by typing "Tumblr" in the nickname box before the game begins. Then the player's cell will have the logo of Tumblr on it. Gallery[edit | edit source] A cell with the Tumblr skin. Retrieved from "https://agario.fandom.com/wiki/Tumblr?oldid=28796" Categories: Skins Logo Skins Uncommon Skins Skins added in 2015 Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.