In the lead-up to an HBO documentary’s Bitcoin founder reveal, memecoins inspired by Len Sassaman and his cats, Sasha and Odin, have started appearing on Solana, Ethereum, and Bitcoin networks.

After dominating the Polymarket betting pool on Bitcoin creator Satoshi Nakamoto‘s identity, Len Sassaman has gained popularity in crypto circles as many are hailing the deceased-cryptographer as the most likely candidate that will be unveiled in the HBO Documentary titled “Money Electric: The Bitcoin Mystery”.

The documentary, set to premiere on Oct. 8, promises to reveal the the true identity behind the pseudonym that introduced Bitcoin, Satoshi Nakamoto.

In the days leading up to the reveal, various memecoins have been created in honor of Len Sassaman and his cats. LEN, SASHA and Odin are just some of the memecoins that have sprouted in the past week thanks to Sassaman’s popularity amongst Polymarket bettors.

Sasha Cat’s token SASHA, a Solana memecoin modeled after Sassaman’s orange cat Sasha, has risen above 70% in the past day according to data from CoinMarketCap. Since its launch, SASHA has garnered has a market cap of $1.2 million.

Meanwhile, the memecoin named after Sassaman’s other cat, Odin, has been rising above 15% in the past day on GeckoTerminal. Though not as popular as SASHA, Odin has racked up a market cap of $236.000 in the two days its been on the market. The Odin memecoin is also powered by Solana.

Aside from the cryptographer’s cats, several memecoins were also created for Len Sassaman with the ticker LEN. LEN tokens on Solana and Ethereum were created by traders in the past week, running to a market capitalization of a few million before paring gains.

Another LEN token issued over four months ago, claiming to be the first to be issued on Solana, saw a price boost last week and has a market cap of over $1.6 million as of Monday.

On the day before the HBO Documentary is set to premiere, Sassaman’s odds are nearly at 40% based on the Polymarket “Who will HBO doc identify as Satoshi?” market. His rankings are closely followed by bettors who believe that Satoshi is a group of people or someone entirely off the board, with 38% odds.

The figure with second largest odds is Adam Back, CEO of Blockshare, with more than 7%. He will also make an appearance in the HBO documentary based on the trailer.