Creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

Creatures you control have haste. {2}{R}, {T}, Sacrifice a land: Create a 3/3 colorless Golem enchantment artifact creature token.

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

Flying, hexproof Megamorph {5}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) When Belltoll Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Flash This spell can't be countered. Flying Discard a card: Until end of turn, Chromium, the Mutable becomes a Human with base power and toughness 1/1, loses all abilities, and gains hexproof. It can't be blocked this turn.

This spell costs {1} less to cast for each land card in your graveyard. Flying, haste

When Patron of the Arts enters the battlefield or dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Add {G}. When you spend this mana to cast a Dragon creature spell, you gain 2 life.

Flying

Flying (This creature can't be blocked except by creatures with flying or reach.) {R}: Shivan Dragon gets +1/+0 until end of turn.

Flying, first strike Megamorph {5}{R}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) When Stormwing Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Flying When Tiamat enters the battlefield, if you cast it, search your library for up to five Dragon cards not named Tiamat that each have different names, reveal them, put them into your hand, then shuffle.

For each player, choose friend or foe. Each friend discards all cards from their hand, then draws that many cards plus one. Khorvath's Fury deals damage to each foe equal to the number of cards in their hand.

Flying Whenever Loch Dragon enters the battlefield or attacks, you may discard a card. If you do, draw a card.

Flying When Niv-Mizzet Reborn enters the battlefield, reveal the top ten cards of your library. For each color pair, choose a card that's exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

This spell can't be countered. Flying Whenever you draw a card, Niv-Mizzet, Parun deals 1 damage to any target. Whenever a player casts an instant or sorcery spell, you draw a card.

At the beginning of your upkeep, exile the top card of each opponent's library. Until end of turn, you may cast spells from among those exiled cards, and you may spend mana as though it were mana of any color to cast those spells.

Arcane Sanctum enters the battlefield tapped. {T}: Add {W}, {U}, or {B}.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) {T}: Add {C}. {5}, {T}: Draw a card. Activate only if you have the city's blessing.

{T}: Add {C}. {T}: Add {R} or {W}. Battlefield Forge deals 1 damage to you.

Castle Embereth enters the battlefield tapped unless you control a Mountain. {T}: Add {R}. {1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

Castle Garenbrig enters the battlefield tapped unless you control a Forest. {T}: Add {G}. {2}{G}{G}, {T}: Add six {G}. Spend this mana only to cast creature spells or activate abilities of creatures.

Crumbling Necropolis enters the battlefield tapped. {T}: Add {U}, {B}, or {R}.

When Crypt of the Eternals enters the battlefield, you gain 1 life. {T}: Add {C}. {1}, {T}: Add {U}, {B}, or {R}.

{1}, {T}: Add {U}{B}.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add {C}. {2}, {T}, Sacrifice Field of Ruin: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

{T}, Pay 1 life: Add {U} or {R}. {1}, {T}, Sacrifice Fiery Islet: Draw a card.

({T}: Add {G}.)

Frontier Bivouac enters the battlefield tapped. {T}: Add {G}, {U}, or {R}.

Gateway Plaza enters the battlefield tapped. When Gateway Plaza enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

{T}: Add {C}. {1}, {T}, Sacrifice Grixis Panorama: Search your library for a basic Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

({T}: Add {U}.)

Jungle Shrine enters the battlefield tapped. {T}: Add {R}, {G}, or {W}.

Kazandu Refuge enters the battlefield tapped. When Kazandu Refuge enters the battlefield, you gain 1 life. {T}: Add {R} or {G}.

({T}: Add {R}.)

Mystic Monastery enters the battlefield tapped. {T}: Add {U}, {R}, or {W}.

Nomad Outpost enters the battlefield tapped. {T}: Add {R}, {W}, or {B}.

({T}: Add {W}.)

{T}, Pay 1 life, Sacrifice Prismatic Vista: Search your library for a basic land card, put it onto the battlefield, then shuffle.

Rocky Tar Pit enters the battlefield tapped. {T}, Sacrifice Rocky Tar Pit: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

Sandsteppe Citadel enters the battlefield tapped. {T}: Add {W}, {B}, or {G}.

Savage Lands enters the battlefield tapped. {T}: Add {B}, {R}, or {G}.

Seaside Citadel enters the battlefield tapped. {T}: Add {G}, {W}, or {U}.

({T}: Add {B} or {R}.) Smoldering Marsh enters the battlefield tapped unless you control two or more basic lands.

({T}: Add {B}.)

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) Spinerock Knoll enters the battlefield tapped. {T}: Add {R}. {R}, {T}: You may play the exiled card without paying its mana cost if an opponent was dealt 7 or more damage this turn.

{T}, Pay 1 life: Add {R} or {W}. {1}, {T}, Sacrifice Sunbaked Canyon: Draw a card.

Temple of Triumph enters the battlefield tapped. When Temple of Triumph enters the battlefield, scry 1. {T}: Add {R} or {W}.

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

As Unclaimed Territory enters the battlefield, 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.

Vivid Crag enters the battlefield tapped with two charge counters on it. {T}: Add {R}. {T}, Remove a charge counter from Vivid Crag: Add one mana of any color.

Vivid Creek enters the battlefield tapped with two charge counters on it. {T}: Add {U}. {T}, Remove a charge counter from Vivid Creek: Add one mana of any color.

Vivid Grove enters the battlefield tapped with two charge counters on it. {T}: Add {G}. {T}, Remove a charge counter from Vivid Grove: Add one mana of any color.

Vivid Marsh enters the battlefield tapped with two charge counters on it. {T}: Add {B}. {T}, Remove a charge counter from Vivid Marsh: Add one mana of any color.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Whenever a Dragon enters the battlefield under your control, put a gold counter on Dragon's Hoard. {T}, Remove a gold counter from Dragon's Hoard: Draw a card. {T}: Add one mana of any color.

{T}: Add {G}.

You can cast spells only during your turn and you can cast no more than two spells each turn. You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs.

Add seven {R}. You can cast only one more spell this turn.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Flying When Rapacious Dragon enters the battlefield, create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

+1: You may discard a card. If you do, draw a card. +1: Add two mana in any combination of colors. Spend this mana only to cast Dragon spells. −7: Create four 5/5 red Dragon creature tokens with flying.

{T}: Add one mana of any color. {5}, {T}: Tap target creature.

{T}: Add {C}. {T}: Add {R} or {W}. Talisman of Conviction deals 1 damage to you.

{T}: Add {C}. {T}: Add {U} or {R}. Talisman of Creativity deals 1 damage to you.

{T}: Add {C}. {T}: Add {B} or {R}. Talisman of Indulgence deals 1 damage to you.

Flying {3}{B}{B}, Exile seven other cards from your graveyard: Return Bone Dragon from your graveyard to the battlefield tapped.

Choose one — • Destroy all Dragon creatures. • Destroy all non-Dragon creatures.

Flying When Deathbringer Regent enters the battlefield, if you cast it from your hand and there are five or more other creatures on the battlefield, destroy all other creatures.

Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way. Cycling {3}{B}{B} ({3}{B}{B}, Discard this card: Draw a card.) When you cycle Decree of Pain, all creatures get -2/-2 until end of turn.

Flying When Demanding Dragon enters the battlefield, it deals 5 damage to target opponent unless that player sacrifices a creature.

Flying Whenever Drakuseth, Maw of Flames attacks, it deals 4 damage to any target and 3 damage to each of up to two other targets.

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

Flying, haste You may exert Glorybringer as it attacks. When you do, it deals 4 damage to target non-Dragon creature an opponent controls. (An exerted creature won't untap during your next untap step.)

Assist (Another player can pay up to {7} of this spell's cost.) Flying When Lava-Field Overlord enters the battlefield, it deals 4 damage to target creature an opponent controls.

Flying When Noxious Dragon dies, you may destroy target creature with mana value 3 or less.

Flying, vigilance Whenever a Dragon you control attacks, tap target nonland permanent an opponent controls. That permanent doesn't untap during its controller's next untap step.

Flying When Opportunistic Dragon enters the battlefield, choose target Human or artifact an opponent controls. For as long as Opportunistic Dragon remains on the battlefield, gain control of that permanent, it loses all abilities, and it can't attack or block.

Riot (This creature enters the battlefield with your choice of a +1/+1 counter or haste.) Flying {3}{R}: Skarrgan Hellkite deals 2 damage divided as you choose among one or two targets. Activate only if Skarrgan Hellkite has a +1/+1 counter on it.

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

Flying Whenever another nontoken Dragon enters the battlefield under your control, create a 5/5 red Dragon creature token with flying. {1}{R}: Dragons you control get +1/+0 until end of turn.