Marsh Viper (German) - "Moorviper" [Renaissance] Eventide they gain control of Question

they gain control of Question Elemental

Set: Oath of the Gatewatch Type: Creature — Eldrazi Rarity: Rare Cost: {2}{W} Devoid (This card has no color

Set: Shadows over Innistrad Type: Sorcery Rarity: Mythic Cost: {5}{B}{B} Discard your hand

Set: Alpha Edition Type: Land — Mountain Plains Rarity: Rare ({T}: Add {R} or {W}

Set: Guilds of Ravnica Type: Legendary Planeswalker — Vraska Rarity: Mythic Cost: {5}{B}{G} +2: Put a +1/+1 counter on up to one target creature

Marsh Viper (German) - "Moorviper" [Renaissance] Eventide they gain control of QuestionSet: Renaissance Type: Creature Snake Common Cost: {3}{G} Whenever Marsh Viper deals damage to a player, that player gets two poison counters. (A player with ten or more poison counters loses the game.)