Octi is a purple, inflatable octopus in Club Penguin Rewritten that made his first appearance at the Water Party 2017 and later appeared in the Christmas Party 2017, Summer Luau 2019, Water Party 2020, Submarine Party and 5th Anniversary Party.
- During the Water Party 2017, Octi appeared on the second week into the party at the Dojo, which was decorated for a pool party at the time.
- He appears in the book Paint by Letters: Lime Green Dojo Clean for one of the choices.
- He appears in Card-Jitsu as a regular water card and power water card.
- At the Christmas Party 2017, he appeared at the Ninja Hideout within the second week of the party. He also wore a santa hat and carried a candy cane.
- At the Summer Luau 2019, the Water Party 2020, he appeared in the pool at the Ski Village.
- At the Submarine Party, he appeared at the Plaza, clinging onto the side of the Pet Shop.
- At the 5th Anniversary Party, he appeared in the pool at the Ski Village.