Artifact spells you cast cost {1} less to cast.

Whenever one or more artifacts you control enter, this creature deals that much damage to each opponent.

Whenever another creature you control enters, this creature deals 1 damage to each opponent. Unearth {R} ({R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Haste Whenever another creature you control with base power 1 enters, it gains haste until end of turn. Whenever another creature you control enters, if it wasn't cast, put a +1/+1 counter on this creature and this creature can't be blocked this turn.

Whenever an artifact you control enters, this creature deals 1 damage to each opponent.

{U}{R}, {T}: Create a token that's a copy of another target creature or artifact you control, except it's an artifact in addition to its other types. It gains haste. Sacrifice it at the beginning of the next end step.

Reach (This creature can block creatures with flying.) You may play lands from your graveyard. If a land entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

You may play two additional lands on each of your turns.

Landfall — Whenever a land you control enters, add one mana of any color.

Players have no maximum hand size. {X}{X}, {T}: Each player draws X cards. {2}{U}, {T}: Each opponent mills cards equal to the number of cards in their hand.

At the beginning of each player's draw step, that player draws an additional card.

At the beginning of your upkeep, each player draws a card. Whenever an opponent draws a card, that player loses 1 life.

Enchant creature Enchanted creature gets +3/+3. Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Equipped creature has double strike. (It deals both first-strike and regular combat damage.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

No more than one creature can attack each combat. No more than one creature can block each combat.

Enchant creature Enchanted creature has "Whenever this creature deals combat damage to a player, you may draw a card."

{T}: Add one mana of any color in your commander's color identity.

Draw three cards, then put two cards from your hand on top of your library in any order.

Look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) You can't lose the game this turn and your opponents can't win the game this turn. Until end of turn, damage that would reduce your life total to less than 1 reduces it to 1 instead.

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

{T}: Add {C}. {T}: Add {W} or {B}. This land deals 1 damage to you.

{T}: Add one mana of any color in your commander's color identity.

Up to one target creature you control gains protection from each of your opponents until end of turn. Draw a card. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything controlled by those players.) Fateful hour — If you have 5 or less life, you can't lose life this turn, you can't lose the game this turn, and your opponents can't win the game this turn.

Lifelink {4}: Exchange your life total with Evra's power.

+1: Until your next turn, prevent all damage target permanent would deal. 0: Until end of turn, Gideon becomes a 4/4 Human Soldier creature with indestructible that's still a planeswalker. Prevent all damage that would be dealt to him this turn. 0: You get an emblem with "As long as you control a Gideon planeswalker, you can't lose the game and your opponents can't win the game."

Flash (You may cast this spell any time you could cast an instant.) Flying You can't lose the game and your opponents can't win the game.

This land enters tapped unless you control a Plains or a Swamp. {T}: Add {W} or {B}.

Two target players exchange life totals. You create an X/X colorless Horror artifact creature token, where X is the difference between those players' life totals.

{T}: Add {C}. {T}: Add {W} or {B}. Activate only if you control a Swamp.