Doubloons (DBL) started in 2013 and finished in 2017, with a total supply of 4.8 million coins. The team/founder is hidden, The main reason this coin was listed is joke.

(from old site) This coin is NOT meant to be taken seriously, but whatever it may be it may be. Its a celebration! This here be Doubloons! Cryptocurrency for pirates, arrrrh! What we know Another-another-another Litecoin clone. 6.77 coins per block, just like 6.77gms of gold in a real doubloon! Digging can continue until 8 Million coins or 5 years, whichever comes first. No block decreases, diff adjustments targeted for twice per day Default RPC Port: 1337. Premining? Argh, sure why not, we're pirates. There may be a few hundred blocks on the network once you connect. Diff is low on purpose so get to it. What we rumor: This 'ere currency may eventually be the one and only currency of the Silk Road and the Pirate Bay. Somali pirates now accepting doubloons as ransom pay for hostages.