Don’t be tempted into thinking this ugly slug is worth your time. You can quite safely ignore this dragon altogether and spend your tokens on other useful stuff.
Elixis was a popular choice for back breeding Durga, but even that is something you can do with other dragons.
Breeding Elixis (link to Amoeba website)
Nassus and Ettin will give you Elixis on your way to Basileus.
Maximum Attack: 58,394
Maximum Health: 455,433