Atraxa, Praetors' Voice [Double Masters] Swamp Forest and that player can't activate

and that player can't activate abilities that aren't mana abilities

Purphoros deals 2 damage to each opponent

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {1}{U} You may return an Island you control to its owner's hand rather than pay this spell's mana cost

Whenever Phyrexian Negator is dealt damage

Set: Oversize Cards Rarity: Rare First strike

Atraxa, Praetors' Voice [Double Masters] Swamp Forest and that player can't activateSet: Double Masters Type: Legendary Creature Angel Horror Rarity: Mythic Cost: {G}{W}{U}{B} Flying, vigilance, deathtouch, lifelink At the beginning of your end step, proliferate. (Choose any number of permanents and or players, then give each another counter of each kind already there.)