Vigilance, reach
When Thundering Serpent enters, you gain 6 life.

{B}, Sacrifice another creature: Create a tapped Treasure token. Scry 1.
{1}{B}: Exile two target creature cards from graveyards. You may cast up to one of those cards for as long as they remain exiled.

This spell costs {1} less to cast for each Elemental you control.
Haste

Target opponent reveals cards from the top of their library until four land cards are revealed. Exile each card revealed this way. If seven or fewer cards were exiled this way, scry 3.

This spell costs {2} less to cast if your devotion to blue is three or greater.
Scry 2, then draw two cards.

Lifelink
When Traxian General enters, create a 0/0 white Army creature token. Put a +1/+1 counter on each Army you control.

The first spell you cast each turn costs {2} less to cast.
The second spell you cast each turn can't be countered.
Whenever you cast your third spell each turn, draw a card.

Approval — When Triumphant Herd enters, you gain X life, where X is the number of colors among permanents you control.

This spell costs {3}{B} less to cast if a creature died this turn.
Destroy target creature.

Flying
Ward—Discard a card.
You have “Ward—Discard a card.”
At the beginning of your upkeep, your life total becomes equal to your devotion to black.

Search your library for a card, put it into your hand, then shuffle.
Flashback—{1}{B}, Discard a card, Sacrifice a creature.

Whenever you cast a colorless spell, you may pay {C}. If you do, copy it. You may choose new targets for the copy.
Whenever a creature you control attacks, put a +1/+1 counter on it for each other creature you control with the same name as that creature.

[+2]: Create a colorless artifact token named Potion with “Sacrifice this artifact: Put two +1/+1 counters on target creature. Activate only as a sorcery.”
[–3]: You gain 8 life.
[0]: Remove all loyalty counters from Vasilisa, Helping Hand, then transform her.

Whenever you cast an artifact spell, create a 0/0 colorless Robot artifact creature token with a +1/+1 counter on it.
{2}, {T}: Add {R} for each artifact you control. Spend this mana only to cast artifact spells or activate abilities of artifacts.

At the beginning of your end step, if you control three or more untapped lands, you may exile another target permanent you control, then return it to the battlefield under its owner's control.
{1}{U}{U}: Scry 1.

Flying
At the beginning of your end step, you may exile a card you own from outside the game. Put that card into your hand unless an opponent pays {2} and 2 life.

Target player discards two cards and loses 2 life. If this spell's flashback cost was paid, instead that player discards a card and loses 1 life.
Flashback {B}

Flying, haste
Amity — Whenever you attack with Warden of Heart and exactly one other creature, you may put a legendary or Dragon card from your hand onto the battlefield tapped and attacking.

Flying
Amity — Whenever you attack with Warden of Soul and exactly one other creature, search your library for a legendary or Dragon card, reveal it, put it into your hand, then shuffle.

Creatures your opponents control get -1/-0.
Spellcharge 5

At the beginning of combat on your turn, if you've spent at least five mana to cast spells this turn, creatures you control get +1/+1 and gain trample until end of turn.

Create X 1/1 white Insect creature tokens with flying.
Flashback—{3}{W}{W}, Tap X untapped creatures you control.

When Widowed Maiden enters, return target creature card from your graveyard to your hand.
Spellcharge 3

As long as you control four or more lands with different names, Worldtreader Beast can't be blocked by creatures with power 2 or less.

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