Flying
Creatures you control with base power 1 or less get +1/+0.

Scuttle Tank enters with a defender counter on it.

When Sea Breeze enters, return up to one target creature to its owner's hand, then surveil 1.

Look at the top two cards of your library. Put one into your hand and the other into your graveyard.
Surface {2}{U}

Flash
When Seal Away enters, exile target tapped creature an opponent controls until Seal Away leaves the battlefield.

At the beginning of each end step, create a 2/2 white and blue Seal Orb creature token if you activated two or more nonmana abilities this turn.
{W}{U}: Scry 1. You gain 1 life.

Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. You lose 1 life.
Invoke {5}{B}{B}

Flash
{U}, Sacrifice Seal of Approval: Counter target spell unless its controller pays {2}.

Target player reveals their hand. You may choose a nonland card from it. If you do, that player discards that card. Otherwise, draw a card.

Scry 3, then reveal the top card of your library. If it's a creature card, put it into your hand.

Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.
Undercover

Lifelink
Whenever Secluded Gorgon dies, you may bless target creature.

Flash
When Security Initiative enters, you may tap or untap target nonland permanent. Then draw a card.
An opponent controls three or more tapped nonland permanents.

Deathtouch
Sacrifice another creature: Each opponent loses 1 life.

Return target nonland permanent to its owner's hand. If you controlled that permanent, draw a card.

Put a +1/+1 counter on each of up to two target creatures you control.
Coalesce {6}{W}
Flying

Return target creature card with mana value 2 or less from your graveyard to the battlefield.
Journey.

Look at the top two cards of your library. Put one into your hand and the other into your graveyard.
Maneuver

Flying
Whenever Seeker Orbs becomes tapped, scry 1.

Whenever a land you control enters, scry 1. If that land is a Ruin, scry 2 instead.

Unite with two creatures
When Seekers of Khembul unites creatures, it can't be blocked this turn.

When Seer of the Aspirants enters, surveil 1.
Wander {2}{G}

Vigilance
Whenever Selective Truthseeker or another nontoken creature you control enters, surveil 1. When you put a nonland card into your graveyard this way, you gain 1 life.

Draw three cards. Discard three cards at the beginning of the next end step.

{1}, Sacrifice Selfless Protector: Creatures you control gain indestructible until end of turn.
Reflect {2}{G}{G}