Partner with Sylvia Brightspear (When this creature enters the battlefield, target player may put Sylvia into their hand from their library, then shuffle.) Flying, haste Knights your team controls have flying and haste.

{4}, {T}: You may put a creature card from your hand onto the battlefield.

Flying, lifelink, haste

Flying Landfall — Whenever a land enters the battlefield under your control, Akoum Hellkite deals 1 damage to any target. If that land is a Mountain, Akoum Hellkite deals 2 damage instead.

Flying Whenever Backdraft Hellkite attacks, each instant and sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost.

Flying Whenever Balefire Dragon deals combat damage to a player, it deals that much damage to each creature that player controls.

When Clarion Cathars enters the battlefield, create a 1/1 white Human creature token.

First strike, vigilance, lifelink When Danitha, Benalia's Hope enters the battlefield, you may put an Aura or Equipment card from your hand or graveyard onto the battlefield attached to Danitha.

Vigilance (Attacking doesn't cause this creature to tap.) Lifelink (Damage dealt by this creature also causes you to gain that much life.)

First strike (This creature deals combat damage before creatures without first strike.) Lifelink (Damage dealt by this creature also causes you to gain that much life.) Fiendslayer Paladin can't be the target of black or red spells your opponents control.

Double strike {R/W}{R/W}{R/W}{R/W}: Fireborn Knight gets +1/+1 until end of turn.

Other Knights you control get +1/+1.

Knight creatures you control have double strike.

First strike (This creature deals combat damage before creatures without first strike.) Other Knight creatures you control get +1/+1 and have indestructible. (Damage and effects that say "destroy" don't destroy them.)

Double strike Creatures you control with first strike have double strike.

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.

Flying Landfall — Whenever a land enters the battlefield under your control, create a 0/2 red Dragon Egg creature token with defender and "When this creature dies, create a 2/2 red Dragon creature token with flying and '{R}: This creature gets +1/+0 until end of turn.'"

Flying Fire Breath — When Red Dragon enters the battlefield, it deals 4 damage to each opponent.

Flying Whenever Scourge of Valkas or another Dragon enters the battlefield under your control, it deals X damage to any target, where X is the number of Dragons you control. {R}: Scourge of Valkas gets +1/+0 until end of turn.

Flying When Siege Dragon enters the battlefield, destroy all Walls your opponents control. Whenever Siege Dragon attacks, if defending player controls no Walls, it deals 2 damage to each creature without flying that player controls.

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.) As long as Silverblade Paladin is paired with another creature, both creatures have double strike.

Flying When Skyline Despot enters the battlefield, you become the monarch. At the beginning of your upkeep, if you're the monarch, create a 5/5 red Dragon creature token with flying.

Flying When Thunder Dragon enters the battlefield, it deals 3 damage to each creature without flying.

Whenever you gain life, put a +1/+1 counter on Twinblade Paladin. As long as you have 25 or more life, Twinblade Paladin has double strike. (It deals both first-strike and regular combat damage.)

Kicker {3} (You may pay an additional {3} as you cast this spell.) Flying When Verix Bladewing enters the battlefield, if it was kicked, create Karox Bladewing, a legendary 4/4 red Dragon creature token with flying.

Flying As long as Wardscale Dragon is attacking, defending player can't cast spells.

Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated.

Players can't cast spells from graveyards or activate abilities of cards in graveyards. Whenever a creature dies, you gain 1 life.

When a source an opponent controls deals damage to you, sacrifice Awaken the Sky Tyrant. If you do, create a 5/5 red Dragon creature token with flying.

Dragon creatures you control get +3/+3.

Commander creatures you own have "At the beginning of your end step, if a source you controlled dealt 5 or more damage this turn, create a 4/4 red Dragon creature token with flying."

{5}{R}{R}: Create a 5/5 red Dragon creature token with flying. (It can't be blocked except by creatures with flying or reach.)

Enchant creature When Knightly Valor enters the battlefield, create a 2/2 white Knight creature token with vigilance. (Attacking doesn't cause it to tap.) Enchanted creature gets +2/+2 and has vigilance.

Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.) I — The Elder Dragon War deals 2 damage to each creature and each opponent. II — Discard any number of cards, then draw that many cards. III — Create a 4/4 red Dragon creature token with flying.

Choose one — • Destroy target artifact. • Destroy target enchantment. • Exile target card from a graveyard. Reinforce 1—{W} ({W}, Discard this card: Put a +1/+1 counter on target creature.)

Destroy target attacking creature. You gain life equal to its power.

Choose one — • Prevent all combat damage that would be dealt this turn. • Regenerate target creature. • Counter target spell that targets you.

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

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Destroy target attacking creature.

Creatures you control get +1/+0 and gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Counter target spell that targets a permanent you control.

Search your library for a Dragon creature card, reveal it, put it into your hand, then shuffle.

Target creature gains indestructible until end of turn. Scry 1. (Damage and effects that say "destroy" don't destroy the creature.)

Put a +1/+1 counter on target creature. It gains lifelink and indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Destroy all enchantments.

({T}: Add {R} or {W}.) Alpine Meadow enters the battlefield tapped.

Boros Garrison enters the battlefield tapped. When Boros Garrison enters the battlefield, return a land you control to its owner's hand. {T}: Add {R}{W}.

Boros Guildgate enters the battlefield tapped. {T}: Add {R} or {W}.

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

{T}: Add {C}. {1}, {T}: Put a storage counter on Crucible of the Spirit Dragon. {T}, Remove X storage counters from Crucible of the Spirit Dragon: Add X mana in any combination of colors. Spend this mana only to cast Dragon spells or activate abilities of Dragons.

{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.

As Furycalm Snarl enters the battlefield, you may reveal a Mountain or Plains card from your hand. If you don't, Furycalm Snarl enters the battlefield tapped. {T}: Add {R} or {W}.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Dragon creature spell. {2}, {T}, Sacrifice Haven of the Spirit Dragon: Return target Dragon creature card or Ugin planeswalker card from your graveyard to your hand.

Lorehold Campus enters the battlefield tapped. {T}: Add {R} or {W}. {4}, {T}: Scry 1.

({T}: Add {R}.)

Needle Spires enters the battlefield tapped. {T}: Add {R} or {W}. {2}{R}{W}: Needle Spires becomes a 2/1 red and white Elemental creature with double strike until end of turn. It's still a land.

({T}: Add {W}.)

Rustvale Bridge enters the battlefield tapped. Indestructible {T}: Add {R} or {W}.

({T}: Add {R} or {W}.) Sacred Peaks enters the battlefield tapped.

Sandstone Bridge enters the battlefield tapped. When Sandstone Bridge enters the battlefield, target creature gets +1/+1 and gains vigilance until end of turn. {T}: Add {W}.

Stone Quarry enters the battlefield tapped. {T}: Add {R} or {W}.

As Temple of the Dragon Queen enters the battlefield, you may reveal a Dragon card from your hand. Temple of the Dragon Queen enters the battlefield tapped unless you revealed a Dragon card this way or you control a Dragon. As Temple of the Dragon Queen enters the battlefield, choose a color. {T}: Add one mana of the chosen color.

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

The Fair Basilica enters the battlefield tapped. {T}: Add {W}. {1}{W}, {T}, Sacrifice The Fair Basilica: Draw a card.

Thriving Bluff enters the battlefield tapped. As Thriving Bluff enters the battlefield, choose a color other than red. {T}: Add {R} or one mana of the chosen color.

Destroy all artifacts, creatures, and enchantments. Cycling {3} ({3}, Discard this card: Draw a card.)

Create two 2/2 white Knight Ally creature tokens.

If this spell was cast from your hand and you've cast another spell named Approach of the Second Sun this game, you win the game. Otherwise, put Approach of the Second Sun into its owner's library seventh from the top and you gain 7 life.

Banefire deals X damage to any target. If X is 5 or more, this spell can't be countered and the damage can't be prevented.

Burn from Within deals X damage to any target. If a creature is dealt damage this way, it loses indestructible until end of turn. If that creature would die this turn, exile it instead.

Destroy X target artifacts.

As an additional cost to cast this spell, tap three untapped white creatures you control. Exile target creature. Flashback {5}{W} (You may cast this card from your graveyard for its flashback cost and any additional costs. Then exile it.)

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

Create X 1/1 white Soldier creature tokens. If X is 5 or more, destroy all other creatures.

Creatures without flying can't block this turn.