Sivvi's Ruse [Nemesis]

Sivvi's Ruse [Nemesis]Set: Nemesis Type: Instant Rarity: Uncommon Cost: {2}{W}{W} If an opponent controls a Mountain and you control a Plains, you may cast this spell without paying its mana cost. Prevent all damage that would be dealt this turn to creatures you control.

At the beginning of each player's end step

that player sacrifices a creature and loses 10 life

Whenever you cast your third spell in a turn

Set: Mirrodin Besieged Type: Artifact Creature — Phyrexian Horror Rarity: Uncommon Cost: {4} Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters

To explorers

you may choose a number between 0 and 7

Emerge {7}{U} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value

Set: Commander 2016 Type: Legendary Creature — Human Wizard Rarity: Mythic Cost: {2}{G}{U} {T}: Add {C} for each card you've drawn this turn

Set: Urza's Saga Type: Sorcery Rarity: Rare Cost: {R} Search your library for a card

Set: Eldritch Moon Type: Instant Rarity: Rare Cost: {2}{U}{U} Exile all other spells and counter all abilities

Enchanted creature has fear

to empty the shadow world is to escape it