Cybernetic Limbs is a 7 card promo that was originally offered through The Dice Tower's season 13 Indiegogo campaign (Promo Pack E) as well as at Gen Con 2017.
The text on the new trait card (this pack comes with 7 identical cards) reads:
Negates a defensive trait when attacking. Carnivores receive one fewer food when attacking this species.
This product was designed and produced by North Star Games.