Neheb, the Eternal [Murders at Karlov Manor Commander] Sliver Army Enchanted creature doesn't untap during

Enchanted creature doesn't untap during its controller's untap step

all creatures and planeswalkers with mana value less than or equal to the number of void counters on it

Creatures your opponents control with -1/-1 counters on them can't block

Each booster contains twelve randomized cards:

Neheb, the Eternal [Murders at Karlov Manor Commander] Sliver Army Enchanted creature doesn't untap duringSet: Murders at Karlov Manor Commander Type: Legendary Creature Zombie Minotaur Warrior Rarity: Mythic Cost: {3}{R}{R} Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.) At the beginning of your postcombat main phase, add R for each 1 life your opponents have lost this turn. "This is what glory looks like." Nicol Bolas