Scars of Mirrodin

Casting Cost:

Creatures you control have hexproof. (They can't be the targets of spells or abilities your opponents control.)

: Regenerate target creature.

Blackcleave Cliffs enters the battlefield tapped unless you control two or fewer other lands.

: Add  or  to your mana pool.

Casting Cost:

When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls.

, : Proliferate, then proliferate again. (You choose any number of permanents and/or players with counters on them, then give each another counter of a kind already there. Then do it again.)

Copperline Gorge enters the battlefield tapped unless you control two or fewer other lands.

: Add  or  to your mana pool.

Darkslick Shores enters the battlefield tapped unless you control two or fewer other lands.

: Add  or  to your mana pool.

Casting Cost:

+2: You gain 1 life for each creature you control.

-2: Put three 1/1 white Soldier creature tokens onto the battlefield.

-5: Destroy all other permanents except for lands and tokens.

Casting Cost:

Metalcraft — Etched Champion has protection from all colors as long as you control three or more artifacts.

Casting Cost:

: Regenerate another target Elf.

: Elf creatures you control get +3/+3 and gain trample until end of turn.

Casting Cost:

Reveal the top X cards of your library. You may put any number of permanent cards with converted mana cost X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard.

Casting Cost:

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

: Put target artifact or creature card with converted mana cost X from an opponent's graveyard onto the battlefield under your control tapped. Then that player puts the top X cards of his or her library into his or her graveyard.

Casting Cost:

Other blue creatures you control get +1/+1.

: Target artifact creature becomes blue until end of turn.

Tap an untapped blue creature you control: Add  to your mana pool. Spend this mana only to cast artifact spells or activate abilities of artifacts.

Casting Cost:

+1: Untap target Mountain. It becomes a 4/4 red Elemental creature until end of turn. It's still a land.

-2: Add Red to your mana pool for each Mountain you control.

-5: You get an emblem with "Mountains you control have ‘: This land deals 1 damage to target creature or player.'"

Casting Cost:

Players can't search libraries. Any player may pay  for that player to ignore this effect until end of turn.

Casting Cost:

Imprint — Whenever a nontoken creature dies, you may exile that card. If you do, return each other card exiled with Mimic Vat to its owner's graveyard.

, : Put a token onto the battlefield that's a copy of the exiled card. It gains haste. Exile it at the beginning of the next end step.

Casting Cost: 

, : Sacrifice Mindslaver: You control target player during that player's next turn. (You see all cards that player could see and make all decisions for the player.)