( can be paid with any two mana or with . This card's mana value is 6.)
Search your library for a card with mana value less than or equal to the number of lands you control, reveal it, put it into your hand, then shuffle.

As an additional cost to cast this spell, discard a card.
Draw two cards and create two Treasure tokens. (They're artifacts with ", Sacrifice this token: Add one mana of any color.")

Reveal this card as you draft it. After you draft this card, you may add a booster pack to the draft. (Your next pick is from that booster pack. Pass it to the next player and it's drafted this draft round.)

( can be paid with either or 2 life.)
Creatures can't attack you or planeswalkers you control unless their controller pays for each of those creatures.

( can be paid with either or .)
Whenever a player casts a noncreature spell, counter that spell. That player creates X 1/1 white and blue Bird creature tokens with flying, where X is the spell's mana value.

As this artifact enters, choose a color.
Creatures of the chosen color get +1/+1.
Whenever a basic land is tapped for mana of the chosen color, its controller adds an additional one mana of that color.

At the beginning of your upkeep, you draw a card and you lose 1 life.

At the beginning of each player's upkeep, that player mills X cards, where X is the number of cards in their hand.

Spree (Choose one or more additional costs.)
+ — Counter target spell.
+ — Create a token that's a copy of target artifact or creature you control.
+ — Draw two cards, then discard a card.

Return to the battlefield all permanent cards in your graveyard that were put there from the battlefield this turn.

Flying
Atomic Transmutation — , , Sacrifice another artifact: Draw a card.
Unearth (: 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.)

Creatures your opponents control enter tapped.
Whenever a creature an opponent controls enters, you gain 1 life.

Enchant creature
: Return enchanted creature and this Aura to their owners' hands.

Sacrifice a creature: This enchantment deals 1 damage to any target.

(: Add .)

Changeling (This card is every creature type.)
Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays .

Whenever you cast a spell with mana value 5 or greater, each opponent reveals the top card of their library. If any of those cards shares a card type with that spell, copy that spell, you may choose new targets for the copy, and each opponent draws a card. Otherwise, you draw a card. (A copy of a permanent spell becomes a token.)

(Gain the next level as a sorcery to add its ability.)
Spells your opponents cast during your turn cost more to cast.
: Level 2
Creatures you control get +1/+1.
: Level 3
Whenever you attack, until end of turn, target attacking creature gets +1/+1 for each other attacking creature and gains double strike.

Haste
When this creature enters, you may pay any number of times. When you pay this cost one or more times, put that many +1/+1 counters on this creature, then exile up to that many target instant and/or sorcery cards with mana value 3 or less from your graveyard and copy them. You may cast any number of the copies without paying their mana costs.

Dragon spells you cast cost less to cast.
Whenever Nogi attacks, if you control three or more Dragons, until end of turn, Nogi becomes a Dragon with base power and toughness 5/5 and gains flying.