Other Merfolk you control get +1/+1.

Choose one —
• Rouse the Party — Creatures you control get +1/+1 until end of turn.
• Set Off Traps — This spell deals 5 damage to target attacking creature.

Return target creature to its owner's hand. Gain control of all Auras and Equipment that were attached to it, then attach them to another creature.

Flying
: Target attacking or blocking creature gets +1/+1 until end of turn.

, , Discard a card: Target creature gets +X/+0 until end of turn.

When this Equipment enters, target opponent creates two 0/2 green Plant creature tokens with defender.
Equipped creature gets +2/+1.
Whenever equipped creature deals combat damage to a player, you may transform this Equipment.
Equip

Incinerate deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.

Search your library for a snow land card, put it onto the battlefield tapped, then shuffle.

Whenever this creature or another Vampire you control dies, you may pay . If you do, target player loses 2 life and you gain 2 life.

When this creature dies, target opponent discards a card at random.

Enchant artifact
Enchanted artifact is a creature with base power and toughness 5/5 in addition to its other types.

Whenever you win a coin flip, create two Treasure tokens. (They're artifacts with ", Sacrifice this token: Add one mana of any color.")
, , Sacrifice another permanent: Flip a coin.

Whenever this creature deals combat damage to a player, if you control a blue or red permanent, you may discard a card. If you do, draw a card.

Put a +1/+1 counter on target creature you control. It gains reach, trample, hexproof, and indestructible until end of turn. (It can't be the target of spells or abilities your opponents control. Damage and effects that say "destroy" don't destroy it.)

When this creature dies, it deals 2 damage to any target.

Return target creature card from your graveyard to your hand.
Threshold — Return that card from your graveyard to the battlefield instead if there are seven or more cards in your graveyard.

: Return target land you control to its owner's hand.
, Discard a land card: Draw a card.

Lifelink, protection from mana value 3 or greater

, : Scry 1. Put a landmark counter on this artifact. Then if there are three or more landmark counters on it, remove those counters, transform this artifact, and create three Treasure tokens. (They're artifacts with ", Sacrifice this token: Add one mana of any color.")

Search your library for a land card, reveal it, put it into your hand, then shuffle.

This artifact enters tapped.
: Add .

: Target creature can't be blocked this turn.

, Remove a counter from a permanent you control: Choose one —
• Put a charge counter on target artifact.
• Put a +1/+1 counter on target creature.

Return target permanent to its owner's hand.

Kicker (You may pay an additional as you cast this spell.)
Return target nonland permanent to its owner's hand. If this spell was kicked, draw a card.

Other Kithkin creatures you control get +1/+1.

When this creature enters, if was spent to cast it, destroy target artifact.

First strike
Cohort — , Tap an untapped Ally you control: This creature deals 1 damage to target opponent or planeswalker.

When this creature enters, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Destroy target non-Merfolk creature.

You gain twice X life. Put Sanguine Sacrament on the bottom of its owner's library.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle.
II — Create a 0/4 colorless Wall artifact creature token with defender.
III — You gain 2 life.

Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)
Cycling (, Discard this card: Draw a card.)

Put a +1/+1 counter and a lifelink counter on target creature.

Roast deals 5 damage to target creature without flying.