{1}, Sacrifice this artifact: Flip a coin. If you win the flip, create a 5/5 colorless Djinn artifact creature token with flying. If you lose the flip, this artifact deals 5 damage to you.

Whenever a land enters, this artifact deals 2 damage to that land's controller.

At the beginning of your upkeep, put a doom counter on this artifact. At the beginning of your draw step, this artifact deals damage equal to the number of doom counters on it to each player. {4}: Remove a doom counter from this artifact. Any player may activate this ability but only during any upkeep step.

{X}, {T}: The next X damage that would be dealt this turn to target white creature you control is dealt to Hazduhr instead.

{T}: Prevent the next 3 damage that would be dealt to any target this turn.

Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is this creature's power.

{T}: Add {C}{C}. This land deals 2 damage to you.

{T}: Add {C}. {2}, {T}, Sacrifice this land: Return target artifact card from your graveyard to your hand.

Whenever this land becomes tapped, it deals 1 damage to you. {T}: Add one mana of any color.

{T}: Add {C}. {T}, Sacrifice this land: Put your commander into your hand from the command zone.

{T}: Add {W}. Channel — {2}{W}, Discard this card: It deals 4 damage to target attacking or blocking creature. This ability costs {1} less to activate for each legendary creature you control.

{T}: Add {W}. When Flagstones of Trokair is put into a graveyard from the battlefield, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.

{T}: Add {C}. {1}{W}, {T}: Put target enchantment card from your graveyard on top of your library.

{T}: Add {C}. {1}{W}, {T}: Prevent all combat damage that would be dealt by target attacking creature this turn.

({T}: Add {W}.) This land enters tapped. {W}, {T}: Put target card from your graveyard on the bottom of your library. Activate only if you control two or more white permanents.

This land enters tapped unless you control a Plains. {T}: Add {W}. {2}{W}{W}, {T}: Look at the top five cards of your library. You may reveal a historic card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. (Artifacts, legendaries, and Sagas are historic.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

({T}: Add {W}.)

You have no maximum hand size. {T}: Add {C}.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

{T}: Add {W} for each enchantment you control.

{T}: Add {C}. {T}: Add one mana of any color. This land deals 3 damage to you.

{T}: Add {C}. {1}, {T}: Add one mana of any color. {X}, {T}: This land becomes a copy of target nontoken artifact you control with mana value X.

{X}, {T}: Choose one — • Prevent the next X damage that would be dealt to target creature this turn. Spend only white mana on X. • You gain X life. Spend only white mana on X.

At the beginning of your upkeep, you may have two target players exchange life totals.

{1}, Reveal X white cards from your hand, Sacrifice this creature: You gain three times X life.

Your life total becomes equal to your starting life total. Lands you control don't untap during your next untap step.

Redistribute any number of players' life totals. (Each of those players gets one life total back.)

Lifelink {1}, Sacrifice this creature: Target creature or enchantment you control gains protection from the color of your choice until end of turn.

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.

Until end of turn, if damage would be dealt to any creature, you may have that damage dealt to you instead.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

+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."

Whenever Hammer of Nazahn or another Equipment you control enters, you may attach that Equipment to target creature you control. Equipped creature gets +2/+0 and has indestructible. Equip {4}

{1}: The next time a source of your choice would deal damage to target creature this turn, that source deals that damage to you instead.

You don't lose the game for having 0 or less life. As long as you have 0 or less life, all damage is dealt to you as though its source had infect. (Damage is dealt to you in the form of poison counters.)

Flying You can't lose the game and your opponents can't win the game.

{W}, Pay 2 life: The next time a source of your choice would deal damage to you this turn, prevent that damage.

Your opponents can't cast spells this turn.

If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost. All damage that would be dealt to target creature this turn is dealt to you instead.

Enchant creature Enchanted creature gets +1/+1 and has protection from creatures.

Indestructible As this creature enters, choose a player. Whenever this creature is dealt damage, it deals that much damage to the chosen player. {T}: This creature deals 1 damage to itself.

Equipped creature gets +2/+2 and has protection from red and from white. Whenever equipped creature deals combat damage to a player, this Equipment deals damage to that player equal to the number of cards in their hand and you gain 1 life for each card in your hand. Equip {2}

Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.) Exile Teferi's Protection.

Equipped creature can't be blocked and has shroud. (It can't be the target of spells or abilities.) Equip {2}

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

When this artifact enters, search your library for up to two basic Plains cards, reveal them, put them into your hand, then shuffle. Whenever a land an opponent controls enters, if that player controls more lands than you, you may put a land card from your hand onto the battlefield.

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

This artifact doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap this artifact. At the beginning of your draw step, if this artifact is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

{T}: Add {C}. You gain 1 life.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

{T}: Add {C}{C}.

When this creature dies, destroy all creatures blocking or blocked by it. They can't be regenerated.

Artifact and enchantment spells your opponents cast cost {2} more to cast. Sacrifice this enchantment: Destroy target artifact or enchantment.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Exile target creature. Its controller gains life equal to its power.

Sacrifice an enchantment: You gain life equal to the sacrificed enchantment's mana value.

All creatures have vigilance. At the beginning of each player's end step, tap all untapped creatures that player controls that didn't attack this turn. This artifact deals damage to the player equal to the number of creatures tapped this way.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Artifacts and creatures your opponents control enter tapped.

Whenever you're dealt damage, you may create that many 1/1 white Soldier creature tokens.

When this creature dies, you may exile it. If you do, search your library for an enchantment card, put that card onto the battlefield, then shuffle.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Search your library for an enchantment card, reveal it, put it into your hand, then shuffle.