Lethal Vapors [Scourge] 233 You can only activate this

You can only activate this effect once per turn during your Main Phase

untap up to seven lands

Set: EX: Power Keepers Type: Fighting Rarity: Holo Rare Retreat cost: Colorless

Once per turn: You can target 1 face-up monster on each player's field

You can only use this effect of "Satellarknight Unukalhai" once per turn

Lethal Vapors [Scourge] 233 You can only activate thisSet: Scourge Type: Enchantment Rarity: Rare Cost: {2}{B}{B} Whenever a creature enters the battlefield, destroy it. {0}: Destroy Lethal Vapors. You skip your next turn. Any player may activate this ability. The vapors infiltrate every crevice, poison every lung, and snuff out every life.