Coins like Dogecoin based off of the Shiba Inu dog from the Internet
Doge meme, Jesus Coin, Garlicoin, and Useless Ethereum Token, which literally describes itself as useless would all fall under this joke currency category.
Changelly, on the other hand, supports numerous
coins and pairings including: Bitcoin (BTC), Ethereum (ETH), Litecoin (LTC), XMR, ZEC, DASH, ANT, BAT, BCC, BNT, XRP, STEEM, ETC,
DOGE, FCN, AMP, CVC, DCR, DGD, PAY, PIVX, POT, QTUM, EDG, EOS, EXP, GAME, GBYTE, GNO, GNT, GUP, LBC, LUN, MAID, STRAT, SWT, SYS, TIME, TRST, MLN, NAV, NEO, NLG, RADS, REP, RLC, SNGLS, SNT, STR, USDT, WAVES, WINGS, XAUR, XDN, and XEM.