Crystal Widow

I bet that's delicious with drawn butter

Crystal Widow is an Autobot from the Universe series.

Crystal Widow is not trusted by her Autobot teammates, mainly because she used to be a Decepticon. But even Decepticons will fight against the multi-dimensional threat of Unicron!

Toys

Available only in a K-Mart exclusive set with the Decepticon Oil Slick, Crystal Widow is a redeco of the Beast Machines Deluxe Blackarachnia toy, transforming into a technorganic spider. In spider mode, squuezing her pedipalps together raised and lowered her central fangs.

From Teletraan I: The Transformers Wiki, a Wikia wiki.