First off the Hydra token! Dare I say... Hail Hydra? I do dare!
Renowned Weaver is a reference to the greek myth of Arachne. The name Arachne is derived from the same Greek root that the word "arachnid" comes from.
Sphinx tokens! They fly and stuff!
While Pharika's Chosen has a snake in the art, it does not produce tokens. Only Pharika herself makes snake tokens in Journey into Nyx.
These are the first minotaur tokens to ever exist in Magic!
And the award for my favorite flavor text of the set goes to Ritual of the Returned. However, I'll also say I love the theme and look of zombies through the entire Theros block.