Awesome Black Friday FOILS

When Viridian Shaman enters, destroy target artifact.

When Reclamation Sage enters, you may destroy target artifact or enchantment.

When Elvish Visionary enters, draw a card.

When Skemfar Shadowsage enters, choose one — • Each opponent loses X life, where X is the greatest number of creatures you control that have a crea...

Search your library for a card, put that card into your hand, then shuffle.

({C} represents colorless mana.) When Thought-Knot Seer enters the battlefield, target opponent reveals their hand. You choose a nonland card from ...

A deck can have any number of cards named Shadowborn Apostle. {B}, Sacrifice six creatures named Shadowborn Apostle: Search your library for a Demo...

Sliver creatures you control have "When this creature enters the battlefield, it deals 1 damage to target player or planeswalker and you gain 1 life."

All Slivers have shroud. (They can't be the targets of spells or abilities.)

Sliver creatures you control have flying and haste.

All Sliver creatures have poisonous 1. (Whenever a Sliver deals combat damage to a player, that player gets a poison counter. A player with ten or ...

All Sliver creatures have trample.

Sliver creatures you control have lifelink. (Damage dealt by a Sliver creature you control also causes you to gain that much life.)

All Slivers have "At the beginning of your upkeep, this permanent deals 1 damage to you."

All Sliver creatures have flying.

Whenever a Sliver creature you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its cont...

{U}, {T}, Sacrifice a creature or enchantment: Counter target spell.

({T}: Add {B}.)