Kicker—Return a creature you control to its owner's hand. <I>(You may return a creature you control to its owner's hand in addition to any other costs as you cast this spell.)</I>

If Arctic Merfolk was kicked, it enters with a +1/+1 counter on it.

: Return Darting Merfolk to its owner's hand.

Fading 4 <I>(This creature enters with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

Remove a fade counter from Jolting Merfolk: Tap target creature.

When Merfolk Branchwalker enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

: Merfolk Coralsmith gets +1/-1 until end of turn.

When Merfolk Coralsmith dies, scry 2.

: Draw a card, then discard a card.

Other Merfolk you control get +1/+1.

Flash (You may cast this spell any time you could cast an instant.)

When Merfolk Pupil enters, draw a card, then discard a card.

, Exile Merfolk Pupil from your graveyard: Draw a card, then discard a card.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

: Tap target creature without flying.

When Merfolk Seer dies, you may pay . If you do, draw a card.

Flying

Whenever Merfolk Skyscout attacks or blocks, untap target permanent.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Whenever Merfolk Spy deals combat damage to a player, that player reveals a card at random from their hand.

When Merfolk Traders enters, draw a card, then discard a card.

Flying

When Merfolk Wayfinder enters, reveal the top three cards of your library. Put all Island cards revealed this way into your hand and the rest on the bottom of your library in any order.

Bedtime story (Don't put a lore counter on this Saga as it enters. Put a lore counter on it at the beginning of your end step rather than your main phase. Sacrifice after III.)

I — Create two 1/1 blue Merfolk creature tokens.

II — Put a flying counter on each tapped creature you control.

III — Draw a card for each creature you control that dealt combat damage to a player this turn.

Cycling (, Discard this card: Draw a card.)

Target player mills four cards. (Then exile this card. You may cast the creature later from exile.)

2 — When this permanent leaves the battlefield, target player discards a card.

5 — When this permanent leaves the battlefield, create five 1/1 white Clown Robot artifact creature tokens.

2 — 3/3

4 — 6/5