Steeling Stance

Creatures you control get +1/+1 until end of turn.
Forecast — , Reveal Steeling Stance from your hand: Target creature gets +1/+1 until end of turn. (Activate this ability only during your upkeep and only once each turn.)

Stoic Ephemera

Defender (This creature can’t attack.)
Flying
When Stoic Ephemera blocks, sacrifice it at end of combat.

Aethermage’s Touch

Reveal the top four cards of your library. You may put a creature card from among them onto the battlefield. It gains “At the beginning of your end step, return this creature to its owner’s hand.” Then put the rest of the cards revealed this way on the bottom of your library in any order.

Darkblast

Target creature gets -1/-1 until end of turn.
Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)

Dryad’s Caress

You gain 1 life for each creature on the battlefield. If was spent to cast this spell, untap all creatures you control.

Congregation at Dawn

Search your library for up to three creature cards and reveal them. Shuffle your library, then put those cards on top of it in any order.

Hour of Reckoning

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature’s color.)
Destroy all nontoken creatures.

Soul Warden

Whenever another creature enters the battlefield, you gain 1 life.

Shock

Shock deals 2 damage to any target.

Struggle for Sanity

Target opponent reveals their hand. That player exiles a card from it, then you exile a card from it. Repeat this process until all cards in that hand have been exiled. That player returns the cards they exiled this way to their hand and puts the rest into their graveyard.

Soul Warden

Whenever another creature enters the battlefield, you gain 1 life.

Shock

Shock deals 2 damage to any target.

Sage Aven

Flying (This creature can’t be blocked except by creatures with flying or reach.)
When Sage Aven enters the battlefield, look at the top four cards of your library, then put them back in any order.

Shock

Shock deals 2 damage to any target.

Giant Spider

Reach (This creature can block creatures with flying.)

Baleful Stare

Target opponent reveals their hand. You draw a card for each Mountain and red card in it.

Soul Warden

Whenever another creature enters the battlefield, you gain 1 life.

Withering Gaze

Target opponent reveals their hand. You draw a card for each Forest and green card in it.

Cloudhoof Kirin

Flying
Whenever you cast a Spirit or Arcane spell, you may have target player mill X cards, where X is that spell’s converted mana cost.

Pure Intentions

Whenever a spell or ability an opponent controls causes you to discard cards this turn, return those cards from your graveyard to your hand.
When a spell or ability an opponent controls causes you to discard Pure Intentions, return Pure Intentions from your graveyard to your hand at the beginning of the next end step.