Note the mana value of each card as it's put into exile. Bell Borca, Spectral Sergeant's power is equal to the greatest number noted for it this turn. At the beginning of your upkeep, exile the top card of your library. You may play that card this turn.

Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power.

{T}: Draw two cards. Target opponent gains control of Humble Defector. Activate only during your turn.

Exile the top three cards of your library. Until the end of your next turn, you may play those cards. If this spell was cast from a graveyard, you may play cards this way without paying their mana costs. Flashback {7}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Haste Whenever Laelia, the Blade Reforged attacks, exile the top card of your library. You may play that card this turn. Whenever one or more cards are put into exile from your library and/or your graveyard, put a +1/+1 counter on Laelia.

As Outpost Siege enters the battlefield, choose Khans or Dragons. • Khans — At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card. • Dragons — Whenever a creature you control leaves the battlefield, Outpost Siege deals 1 damage to any target.

Tome of Legends enters the battlefield with a page counter on it. Whenever your commander enters the battlefield or attacks, put a page counter on Tome of Legends. {1}, {T}, Remove a page counter from Tome of Legends: Draw a card.

Each player discards their hand, then draws seven cards.

{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

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

{T}: Add {C}. {2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

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

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}: Add {C}. {T}: Each player gains control of all creatures they own.

({T}: Add {R}.)

Myriad Landscape enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

({T}: Add {W}.)

{T}: Add one mana of any type that a land you control could produce.

{T}: Add {C}. {R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}.

({T}: Add {R} or {W}.) As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}: Add {C}. {2}, {T}, Sacrifice a Desert: Exile all graveyards.

Spectator Seating enters the battlefield tapped unless you have two or more opponents. {T}: Add {R} or {W}.

{T}: Add {C}. {T}, Sacrifice Strip Mine: Destroy target land.

{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}.

Choose one. If you control a commander as you cast this spell, you may choose both instead. • Creatures you control gain flying, vigilance, and double strike until end of turn. • Creatures you control gain lifelink, indestructible, and protection from all colors until end of turn.

Choose one — • Boros Charm deals 4 damage to target player or planeswalker. • Permanents you control gain indestructible until end of turn. • Target creature gains double strike until end of turn.

If you control a commander, you may cast this spell without paying its mana cost. You may choose new targets for target spell or ability.

If you control a commander, you may cast this spell without paying its mana cost. Creatures you control gain indestructible until end of turn.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

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

{1}, {T}: Add {R}{W}.

{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

When Dockside Extortionist enters the battlefield, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control. (Treasure tokens are artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}, Sacrifice Generator Servant: Add {C}{C}. If that mana is spent on a creature spell, it gains haste until end of turn. (That creature can attack and {T} as soon as it comes under your control.)

Choose one. If you control a commander as you cast this spell, you may choose both instead. • Add {R} for each card in target opponent's hand. • Exile the top three cards of your library. You may play them this turn.

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Add {C}{C}.

Equipped creature gets +1/+1. Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Equip {2}

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

Double strike Whenever Efreet Flamepainter deals combat damage to a player, 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.

Return up to one target artifact card, up to one target enchantment card, up to one target instant card, up to one target sorcery card, and up to one target planeswalker card from your graveyard to your hand. Exile Reconstruct History.

Return target permanent card with mana value 3 or less from your graveyard to the battlefield. If this spell was cast from a graveyard, you may copy this spell and may choose a new target for the copy. Flashback {4}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Vigilance Whenever Sun Titan enters the battlefield or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.

Each nonland card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard. (You may cast cards from your graveyard for their escape cost.) At the beginning of the end step, sacrifice Underworld Breach.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

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

Choose one — • Destroy X target artifacts and/or enchantments. • Target player gains twice X life.

Exile target artifact or enchantment. If you cast this spell during your main phase, you may exile up to one other target artifact or enchantment.

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

This spell costs {1} less to cast for each creature on the battlefield. Destroy all creatures.

Each opponent sacrifices an artifact. For each artifact sacrificed this way, you create a Treasure token. Flashback {8}{R}{R}. This spell costs {X} less to cast this way, where X is the greatest mana value of a commander you own on the battlefield or in the command zone. (You may cast this card from your graveyard for its flashback cost. Then exile it.)