Lady Sif is a MARVEL SNAP card that costs 3 energy and has 5 power. It has the effect: "On Reveal: Discard the card that costs the most from your hand."
It has variants that are part of the Peach Momoko, Dan Hipp, Chibi, Pixel, Venomized, PANDART STUDIO, Nightforged and WMM categories.
Lady Sif has synergy with Blade, Morbius, Apocalypse, Dracula and Swarm.