Sentry is a MARVEL SNAP card that costs 4 energy and has 8 power. It has the effect: "You can't play this at the right location.
On Reveal: Add a -8 Power Void to the right location."
It has variants that are part of the Kim Jacinto, Void Merged, Luchador, Winter Vacation, Peach Momoko Nightmare, Pixel and Dark Avengers categories.
Sentry has synergy with The Hood, Annihilus, Viper, Green Goblin and Hobgoblin.