Reach

: Add . If you control creatures named Mine Worker and Power Plant Worker, add instead.

If you would draw a card while you have no cards in hand, draw two cards instead.

If you would gain life while you have 5 or less life, you gain twice that much life instead.

: Add one mana of any color.

: Add .

Any time you could mulligan and this card is in your hand, you may exile all the cards from your hand, then draw that many cards. (You can do this in addition to taking mulligans.)

When this artifact enters, you take the initiative.

: Add . If you have the initiative, add instead.

, : Exile cards from the top of your library until you exile a nonland card. You may cast that card without paying its mana cost. Activate only if you've completed a dungeon.

: Add . Put a point counter on this artifact.

Whenever a creature deals combat damage to you, remove a point counter from this artifact.

Whenever a creature you control deals combat damage to an opponent, put a point counter on this artifact. Then if it has ten or more point counters on it, remove them all and that player loses the game.

: Add one mana of any color.

: Add three mana of any one color. Activate only if you control three or more lands with the same name.

Whenever a creature you control dies, put an art counter on Famous Museum.

: Add , plus an additional for each art counter on Famous Museum.

: Add . Put two charge counters on Runecarved Obelisk.

, Sacrifice Runecarved Obelisk: Seek a card with the highest mana value among cards in your library with mana value X or less, where X is the number of charge counters on Runecarved Obelisk.

If you would copy a spell one or more times, instead copy it that many times plus an additional time. You may choose new targets for the additional copy.

, : Copy target instant or sorcery spell you control. You may choose new targets for the copy.

: Reveal any number of artifact cards in your hand. Add for each card revealed this way.

: Add .

, , Sacrifice this artifact: Exile any number of target players' graveyards. Draw a card.

When this creature dies, add .

Whenever this artifact or another nontoken artifact you control is put into a graveyard from the battlefield or is put into exile from the battlefield, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

: Add .

, Sacrifice this artifact: You gain 3 life and draw a card. Activate only if you have the city's blessing.

At the beginning of your upkeep and whenever you cast a green spell, put a charge counter on this artifact.

, Sacrifice this artifact: Add for each charge counter on this artifact.

: Add . Spend this mana only to cast Myr spells or activate abilities of Myr.

, : Return target Myr card from your graveyard to your hand.

, : Put X charge counters on this artifact. Activate only as a sorcery.

At the beginning of your first main phase, if this artifact has a charge counter on it, tap it and remove all charge counters from it. Add for each charge counter removed this way.

When this artifact enters, target opponent loses 1 life and you gain 1 life.

: Add .