Create two 1/1 green Elf creature tokens. Then if there are six or more different creature types among creatures you control, put a +1/+1 counter on each of those tokens.
Draw a card.

Enchant creature
Enchanted creature gets +3/+3.
{4}{G}, Exile Steady Bass from your graveyard: Put three +1/+1 counters on target creature. Activate only as a sorcery.

Sterling enters under the control of an opponent of your choice.
At the beginning of your upkeep, surveil 1.
Play with the top card of your library revealed.
Your opponents may play lands and cast spells from the top of your library during their turns, and they may spend mana of any type to cast spells this way.

Favored
Whenever your Champion attacks, it gets +2/+0 until end of turn.

When Stratos Sentry enters, target opponent chooses a nontoken creature they control. You integrate that creature.
As long as a creature card with power 3 or less is integrated onto Stratos Sentry, it gets +1/+0 and has flying.

{T}: Create a Treasure token.
{T}, Sacrifice a Treasure: Put a +1/+1 counter on target creature. Activate only as a sorcery.
{T}, Sacrifice two Treasures: Create a 0/0 colorless Robot artifact creature token with four +1/+1 counters on it. Activate only as a sorcery.
{3}: Untap Subsidized Market.

Surveil 2, then draw two cards.

Target opponent separates their creatures into two piles. Gain control of each creature from the pile of your choice until end of turn. Untap them. They get +1/+0 and gain trample and haste until end of turn.

Flash
When Supporting Crowd enters, you may have another target creature you control dare 5.

When Survivors of the New World enters, if it isn't a token, create two tokens that are copies of it.
When Survivors of the New World dies, reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest on the bottom of your library in a random order.

This spell has flash as long as you have at least 3 life more than your starting life total.
Flying

Rebels you control have double strike.
{2}{R}: Telhedo Hoofbruisers dares 4.

Menace
At the beginning of combat on your turn, if you've spent at least five mana to cast spells this turn, put two +1/+1 counters on Terror of Whitecliff Pass.

Enchant player
At the beginning of each end step, enchanted player gains life equal to the amount of life they've gained this turn, then loses life equal to the amount of life they've lost this turn.

If you would draw a card while your library has no cards in it, instead you may put a card you own from outside the game into your hand.
{T}: Draw two cards, then discard a card.

Whenever one or more creature cards are put into your graveyard from anywhere, you may choose one and pay {X}, where X is the chosen card's mana value. If you do, create a tapped token that's a copy of it.
{T}: Target player mills two cards.

When Thoveus Adi dies, put him into his owner's library third from the top.
[+1]: At the beginning of your next upkeep, draw a card.
[–3]: At the beginning of target opponent's next end step, that player sacrifices two creatures.
[–8]: When you next cast a Thoveus spell, take two extra turns after this one.

Tidewake Walker enters with a hexproof counter on it.

Destroy target creature. If that creature entered this turn, scry 2.

At the beginning of each player's upkeep, that player discards a card or sacrifices a nontoken, nonland permanent. Integrate that card.
When Tithe to the Machine leaves the battlefield, create a 2/2 black Zombie artifact creature token for each card type among cards integrated onto it.

As Top of the Charts enters, choose a mana value.
Creatures with the chosen mana value get +1/+1. All other creatures get -1/-1.

When Totemic Guidestones enters, draw a card.
Creature spells you cast cost {1} less to cast.
You may cast creature spells as though they had flash.

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

Whenever you scry, put a +1/+1 counter on Trend Oracles.