Black Swan is a MARVEL SNAP card that costs 3 energy and has 5 power. It has the effect: "On Reveal: Until the end of next turn, your 1-Cost cards cost 0."
It has variants that are part of the In-Hyuk Lee, Incursion and Francesco Tomaselli categories.
Black Swan has synergy with Ant Man, Ka-Zar, Blue Marvel, Cosmo and Thanos.