Undermine [Invasion]Set: Invasion Type: Instant Rarity: Rare Cost: {U}{U}{B} Counter target spell. Its controller loses 3 life. "Which would you like first, the insult or the injury?"

you lose 1 life and that opponent gains 1 life

if Hidden Herd is an enchantment

Untap those creatures

Set: Antiquities Type: Creature — Phyrexian Gremlin Rarity: Common Cost: {2}{B} You may choose not to untap Phyrexian Gremlins during your untap step

The thunder of its hooves beats dreams into despair

Sunken Hollow enters the battlefield tapped unless you control two or more basic lands

and a death sentence besides

Set: Mercadian Masques Type: Artifact Rarity: Rare Cost: {5} At the beginning of your end step

the Demon Thane

Set: World Championships 2009 Type: Water Rarity: Rare Retreat cost: Colorless

or three target creatures

Whenever a land is tapped for mana