This spell costs {X} less to cast, where X is the number of Mountains you control plus the number of cards with a cycling ability in your graveyard.
Search your library for a Dragon or Phoenix card, put it onto the battlefield, then shuffle.
Mountaincycling {2}

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.

Menace
When this creature enters, for each nonland permanent your opponents control, its controller sacrifices it unless they pay life equal to 2 plus its mana value.

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

Ward {2}
Whenever this creature attacks, destroy up to one target nonland permanent.

Trample
When this creature enters, separate your graveyard into two piles. An opponent chooses one of those piles. Put that pile into your hand and shuffle the other into your library.

Flying
When this creature enters, for each permanent type, create a token that's a copy of up to one target non-Error permanent you control of that type.

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

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.

Fabric — This spell costs {1} less to cast for each enchantment you control.
Vigilance

Trample
When this creature enters, target Subroutine you control runs X times, where X is seven minus the number of cards in your hand. Sacrifice that Subroutine.

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

When this creature enters, exile all other nontoken, non-Error creatures you control. For each card exiled this way, create a 8/9 white Error creature token with “When this token leaves the battlefield, return the exiled card to the battlefield under your control.”

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

You may cast permanent spells as though they had flash.
During your second main phase, pay {Q} rather than {T} to activate abilities.

This spell costs {X} less to cast, where X is the greatest mana value among permanents you control.
Trample, haste

Whenever you discard a nonland card, copy it. You may cast the copy without paying its mana cost.

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.

At the beginning of each opponent's upkeep, tap target creature that player controls.
{1}{U}, Discard this card: Tap target creature. Draw a card.

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 costs {1} less to cast for each creature you control.
Trample
When this creature enters, you may discard a card. If you do, draw two cards.

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.