Mighty Dragonstorm

When this land enters, you get {E} (an energy counter).

{T}: Add {C}.

{T}, Pay {E}: Add one mana of any color.

Whenever a permanent you control is put into a graveyard, you get {E} (an energy counter).

{T}, Pay six {E}: Look at the top six cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.

Flying, trample

Whenever a Dragon you control attacks, it gains double strike until end of turn.

Search your library for a basic land card, reveal it, put it into your hand, then shuffle. You get {E}{E} (two energy counters).

({T}: Add {G} or {U}.)

As this land enters, you may pay 2 life. If you don't, it enters tapped.

As this land enters, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

This artifact enters with X charge counters on it.

Whenever a player casts a spell with mana value equal to the number of charge counters on this artifact, counter that spell.

This spell can't be countered.

Flying, lifelink

Your opponents can't cast spells during your turn.

Flying, haste

Other creatures you control have haste.

Whenever an opponent casts a creature or planeswalker spell with the same name as a card in their graveyard, that player loses 10 life.

Flying

Dragonlord Ojutai has hexproof as long as it's untapped.

Whenever Dragonlord Ojutai deals combat damage to a player, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Flying, deathtouch

When Dragonlord Silumgar enters, gain control of target creature or planeswalker for as long as you control Dragonlord Silumgar.

Search your library for a Dragon permanent card, put it onto the battlefield, then shuffle.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Draw two cards, then discard two cards.

Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

({T}: Add {G}.)

({T}: Add {W} or {U}.)

As this land enters, you may pay 2 life. If you don't, it enters tapped.

({T}: Add {U}.)

Flying, haste

When Karrthus enters, gain control of all Dragons, then untap all Dragons.

Other Dragon creatures you control have haste.

Suspend 3—{0} (Rather than cast this card from your hand, pay {0} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

{T}, Sacrifice this artifact: Add three mana of any one color.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

({T}: Add {R}.)

({T}: Add {W}.)

Until end of turn, you may cast target instant or sorcery card from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead. Exile Sins of the Past.

({T}: Add {R} or {G}.)

As this land enters, you may pay 2 life. If you don't, it enters tapped.

({T}: Add {B}.)

Draw three cards. Then discard two cards unless you discard an artifact card.

Return target creature card from your graveyard to the battlefield.

Flashback {3}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flying

Whenever a Dragon you control attacks, create a 6/6 red Dragon creature token with flying.

({T}: Add {U} or {B}.)

As this land enters, you may pay 2 life. If you don't, it enters tapped.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

When this artifact enters, you gain 3 life and get {E}{E}{E} (three energy counters).

{2}{G}, Sacrifice this artifact: You gain 3 life and get {E}{E}{E}.