Black Knight is a MARVEL SNAP card that costs 1 energy and has 2 power. It has the effect: "After you discard a card, add the Ebony Blade to your hand with that card's Power. (once per game)"
It has variants that are part of the Dan Hipp, Max Grecke, Fantasy and Nightforged categories.
Black Knight has synergy with Lady Sif, The Infinaut, Blade, Hela and Magneto.