Originally posted by blankitosonic:

Good seeds : pangea type seeds ( continental type that can reach from center to almost ash lands/deep north) , with every biome close , swamps with a fat numbers of crypts and bosses in the same continent , sailing only is for hunting serpents in these type of seeds
Big islands seconds in good seeds , just add some more sailing

Bad seeds : little islands with everything far aways , swamps with few crypts , mountain islands with few or no one caves , and bosses very far far away each another