This spell costs {1} less to cast for each card in exile you don't own.
Trample
Ward—Exile a nonland, nontoken permanent you control.

As an additional cost to cast this spell, sacrifice any number of creatures, then exile any number of creature cards from your graveyard. This spell costs {2} less to cast for each card or token sacrificed or exiled this way.
Flying

If you have more life than your starting life total, this spell costs {X} less to cast, where X is equal to the difference.
Trample
When Glacier Guardian enters, you may have it fight target creature you don't control.

Return up to three target creature cards from graveyards to the battlefield under your control.
Flashback—{2}{B}{B}, Sacrifice three creatures.

Exile all artifacts, creatures, and enchantments. Each player's life total becomes equal to their starting life total.

{4}{B}{B}, Exile Begin the Imperial Era from your hand: At the beginning of your next upkeep, you may cast Begin the Imperial Era from exile without paying its mana cost. Activate only as a sorcery.
You draw three cards and each opponent discards three cards. Each player loses 3 life.

Enchant player
Enchanted player may cast blue spells with mana value less than or equal to their devotion to blue without paying their mana costs.

Favored
Whenever your Champion attacks, creatures you control get +2/+2 until end of turn.

Flash
This spell costs {1} less to cast for each permanent with flash you control and each instant card in your graveyard.
Ward {2}

Trample
When Scourge of Capitalism enters, it fights target creature with the greatest power or tied for the greatest power among creatures you don't control. Excess damage is dealt to that creature's controller instead.

When Vorpal Titan enters, destroy all nonbasic lands.

This spell can't be countered.
Trample
Surface {3}{U}{U}. Wrecking Whale surfaces tapped.

This spell can't be countered.
Haste
Whenever an opponent casts a spell during your turn or spends at least five mana to cast a spell, Aspirant's Bane deals 5 damage to that player.

Choose a color. Exile all permanents of the chosen color. Until the end of your next turn, if you would add {C}, instead add {C} and one mana of the chosen color.

This spell costs {X} less to cast, where X is your greatest devotion to a single color.
Menace

Flash
When Conduit of Change enters, if you cast it, return all other nonland permanents to their owner's hands.
Spellcharge 7

Flash
Approval — When Congressional Kraken enters, return each nonland permanent with mana value less than or equal to the number of colors among permanents you control to their owners' hands.

Hexproof
When Dakran Shipcrusher enters, you may bless target creature.

Exile all creatures and all cards from each player's hand. Any player may play those cards during their turn for as long as they remain exiled, and mana of any type can be spent to cast those spells.
Exile Dawn of Peace.

Look at the top seven cards of your library. You may put an artifact card, a creature card, an enchantment card, a land card, and/or a planeswalker card from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

Ward {3}
Whenever Horror of the Mystic Sea attacks, defending player mills two cards. If they milled two nonland cards this way, Horror of the Mystic Sea can't be blocked this turn.

Flash
This spell costs {1} less to cast for each creature that died this turn.
When Krint enters, choose any number of target creature cards in graveyards that were put there from the battlefield this turn. Return them to the battlefield under your control. You lose life equal to their total mana value.

If you would add mana of a color to your mana pool, you may instead add an amount equal to your devotion to that color instead.

This spell costs {1} less to cast for each counter among permanents you control.
Ward {2}

When Primordial Seas enters and whenever you cast a spell, create a token that's a copy of another target permanent you control.