Sacrifice a land: You gain 2 life.

, Sacrifice Urza's Bauble: Look at a card at random in target player's hand. You draw a card at the beginning of the next turn's upkeep.

: Add .
: Mishra's Factory becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.
: Target Assembly-Worker creature gets +1/+1 until end of turn.

Enchant Wall
Enchanted Wall can attack as though it didn't have defender.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays .

As an additional cost to cast this spell, sacrifice a Goblin.
Goblin Grenade deals 5 damage to any target.

Psychic Purge deals 1 damage to any target.
When a spell or ability an opponent controls causes you to discard Psychic Purge, that player loses 5 life.

Each player shuffles the cards from their hand into their library, then draws that many cards.

Dwarven Catapult deals X damage divided evenly, rounded down, among all creatures target opponent controls.

Until end of turn, whenever a player taps an Island for mana, that player adds an additional .

Tap X target creatures. Winter Blast deals 2 damage to each of those creatures with flying.

: The next time a black or red source of your choice would deal damage to you this turn, prevent that damage.

Look at the top five cards of your library. As many times as you choose, you may pay 1 life, put those cards on the bottom of your library in any order, then look at the top five cards of your library. Then shuffle and put the last cards you looked at this way on top in any order.

Haste
At the beginning of your upkeep, if Nether Shadow is in your graveyard with three or more creature cards above it, you may put Nether Shadow onto the battlefield.

, Sacrifice a blue creature: Create X 1/1 blue Camarid creature tokens, where X is the sacrificed creature's mana value.

At the beginning of your upkeep, sacrifice Sunken City unless you pay .
Blue creatures get +1/+1.

Target player discards two cards at random.

Enchant creature card in a graveyard
When Animate Dead enters, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with Animate Dead." Return enchanted creature card to the battlefield under your control and attach Animate Dead to it. When Animate Dead leaves the battlefield, that creature's controller sacrifices it.
Enchanted creature gets -1/-0.

First strike (This creature deals combat damage before creatures without first strike.)
Protection from white (This creature can't be blocked, targeted, dealt damage, or enchanted by anything white.)

: Prevent the next 1 damage that would be dealt to you this turn.

Enchant land
When enchanted land becomes tapped, destroy it.

: Return target nonsnow land you control to its owner's hand.

Whenever Spectral Bears attacks, if defending player controls no black nontoken permanents, it doesn't untap during your next untap step.

Untap any number of target creatures. Prevent all combat damage that would be dealt to and dealt by those creatures this turn.

At the beginning of each player's upkeep, Copper Tablet deals 1 damage to that player.

Flying
: Granite Gargoyle gets +0/+1 until end of turn.

: Destroy target blue creature.

When you control no Islands, sacrifice Seasinger.
You may choose not to untap Seasinger during your untap step.
: Gain control of target creature whose controller controls an Island for as long as you control Seasinger and Seasinger remains tapped.

First strike
Vodalian Knights can't attack unless defending player controls an Island.
When you control no Islands, sacrifice Vodalian Knights.
: Vodalian Knights gains flying until end of turn.

Destroy target land.

When Phyrexian War Beast leaves the battlefield, sacrifice a land and Phyrexian War Beast deals 1 damage to you.

: Centaur Archer deals 1 damage to target creature with flying.

, Sacrifice an artifact: Orcish Mechanics deals 2 damage to any target.

Destroy all Goblins.

As an additional cost to cast this spell, pay X life.
Fire Covenant deals X damage divided as you choose among any number of target creatures.

Flying, first strike