Landfall — Whenever a land you control enters, exile the top card of your library. You may play that card until the end of your next turn.
{1}{R}, Sacrifice Crumbling Tower: It deals damage equal to the number of cards exiled with it to target player.

Destroy target creature. Create two Berry tokens.

The next spell you cast this turn may be cast as though it had flash. When you cast that spell, copy it. You may choose new targets for the copy.
Flashback {3}{U}{U}

Destroy target artifact or land.
Flashback {4}{R}{R}

[+1]: Crux deals 1 damage to target player or planeswalker. Put a chain counter on up to one target artifact or nonbasic land. It loses all abilities except mana abilities as long as it has a chain counter on it.
[–2]: Discard a card. When you do, Crux deals damage equal to the discarded card's mana value to up to one target creature and you draw a card.
[–6]: Exile target red instant or sorcery card from your graveyard. Add {R}{R}{R}, then you get an emblem with “You may cast copies of the exiled card.”

Cryptic Reef enters tapped.
{T}: Add {G} or {U}.
{2}{G}{U}, {T}, Sacrifice Cryptic Reef: Draw a card.

Cryptolabe enters tapped.
{T}: Add {G}{U}. This mana can't be spent to cast spells from your hand.
Sacrifice Cryptolabe: You may cast target artifact, instant, or sorcery card from your graveyard. Activate only as a sorcery.

As an additional cost to cast this spell, exile a card from your graveyard.
Search your library for a card with the same mana value as the exiled card, reveal it, put it into your hand, then shuffle. You lose 2 life.

Integrate each nontoken creature you don't control with power 2 or less.

Whenever you attack, if Cursed Claymore entered this turn, attach it to target attacking creature.
Equipped creature gets +2/+1. As long as equipped creature is a Ruin, it's a creature in addition to its other types.
Equip {2}

Destroy target attacking or blocking creature with power 3 or less. Scry 1.

Flash
Whenever you cast a spell during an opponent's turn, scry 1 and put a +1/+1 counter on Cutthroat Kallukah.

Flying
Whenever Cybat becomes tapped, you gain 1 life.

Deathtouch
Ward—Pay 4 life.
Whenever Cybele of the Frozen Faith deals combat damage to a player, you may skip your next turn. If you do, at the beginning of your next turn's upkeep, each opponent discards their hand, you draw seven cards, then put seven +1/+1 counters on Cybele.

Ward {3}
{2}{U}, Discard this card: Counter target spell with mana value 4 or less.

Level up {1}{G}
[level 1-2] Whenever you cast a creature spell with power 3 or greater, draw a card.
[level 3+] Whenever you cast a creature spell with power 3 or greater, copy it.

Untap all lands you control. Until end of turn, they become 1/1 Elemental artifact creatures with vigilance, indestructible, and haste in addition to their other types.

As an additional cost to cast this spell, tap an untapped creature you control with a level counter on it or pay {3}.
Exile target creature or enchantment.

When this creature enters, create a 2/2 blue Bird enchantment creature token with flying.

Flash
Daggertooth Keelah can't block unless it entered this turn.
{1}{B}, Exile a permanent card from your graveyard: Daggertooth Keelah gains indestructible until end of turn.

Damn to Hell deals X damage divided as you choose among any number of target creatures and/or planeswalkers and you gain X life, where X is the number of Swamps you control plus the number of cards with a cycling ability in your graveyard.
Swampcycling {2}

Approval — When Dampening Reconciliator enters, tap up to one target creature and put X stun counters on it, where X is the number of colors among permanents you control.

Flying
Whenever a creature you control attacks alone, if a creature you control that isn't attacking has flying, the attacking creature gains flying until end of turn. The same is true for first strike, double strike, deathtouch, hexproof, indestructible, lifelink, menace, protection, and trample.

Ninjutsu {U}
Whenever this creature deals combat damage to a player or planeswalker, you may draw a card. If you do, discard a card unless this creature entered this turn.

Vigilance
Whenever Darisha enters or attacks, create a white enchantment token named Stratagem with “Creatures you control get +1/+1.”