Urza's Saga

Whenever Karn, Silver Golem blocks or becomes blocked, it gets -4/+4 until end of turn. {1}: Target noncreature artifact becomes an artifact creatu...

If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead.

Enchant creature All damage that would be dealt to you is dealt to enchanted creature instead.

{R}: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the nex...

Trample At the beginning of your upkeep, sacrifice Child of Gaea unless you pay {G}{G}. {1}{G}: Regenerate Child of Gaea.

Vebulid enters the battlefield with a +1/+1 counter on it. At the beginning of your upkeep, you may put a +1/+1 counter on Vebulid. When Vebulid at...

Flying (This creature can't be blocked except by creatures with flying or reach.) {1}{R}: Shivan Hellkite deals 1 damage to any target.

Flying Shroud (This creature can't be the target of spells or abilities.)

Sacrifice a creature: Draw cards equal to the sacrificed creature's power, then discard three cards.

At the beginning of each player's upkeep, return to its owner's hand each creature that player controls with power greater than the number of cards...

You may play an additional land on each of your turns.

At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature. If a land is tapped for mana, it produces {B} instead of ...

{X}, {T}: Search your library for a creature card with converted mana cost X or less, reveal it, and put it into your hand. Then shuffle your library.

Fault Line deals X damage to each creature without flying and each player.

At the beginning of the end step, if you control no creatures, sacrifice Thran Quarry. {T}: Add one mana of any color.

At the beginning of your upkeep, you may put a verse counter on Serra's Liturgy. {W}, Sacrifice Serra's Liturgy: Destroy up to X target artifacts a...

At the beginning of your upkeep, you may put a soot counter on Smokestack. At the beginning of each player's upkeep, that player sacrifices a perma...

Whenever a nontoken creature you control dies, you may search your library for a card with the same name as that creature, reveal it, and put it in...

At the beginning of your upkeep, you may put a fungus counter on target nontoken creature. Whenever a creature with a fungus counter on it dies, cr...

{B}{B}, {T}: Destroy target white creature.

{5}, {T}: Shuffle your library, then reveal the top card. Until end of turn, for as long as that card remains on top of your library, play with the...

{3}: Each player puts the top two cards of their library into their graveyard.

When an opponent plays a nonbasic land, if Hidden Herd is an enchantment, Hidden Herd becomes a 3/3 Beast creature.

At the beginning of your upkeep, you may put a verse counter on Recantation. {U}, Sacrifice Recantation: Return up to X target permanents to their ...