Mockingbird is a MARVEL SNAP card that costs 6 energy and has 9 power. It has the effect: "Costs 1 less for each of your cards in play that didn't start in your deck."
It has variants that are part of the PANDART, Nen Chang and Jelena Djurdjevic categories.
Mockingbird has synergy with Shang-Chi, Arishem, Agent Coulson, Blob and Alioth.