Ok: hear me out, not technically a squid, but a cuttlefish! (Cuttlefish and squids are both cephalopods, but they're like cousins. Same for Octopuses! and yes, Octopi, Octopus, and Octopuses are all correct plural nouns!)

Mesmerizing Cuttlefish –

Creature — Cuttlefish Illusion

Skulk

When Mesmerizing Cuttlefish enters, look at target opponent’s hand. You may choose a creature card from it. If you do, that player discards that card and Mesmerizing Cuttlefish becomes a copy of it until the end of your next turn.

2/2

“Cephalopods exhibit complex mimicry behavior. In some cases, disturbingly complex.” - Excerpt from Ichthyos’s Deepwater Codex

Create either another underrepresented creature type into a card, or create Ichthyos, a Legendary Merman Scientist/Biologist!

Sangralesh, Winged Porcelain

Legendary Creature - Angel Cleric

Flying

Whenever a creature enters, you gain 1 life. You may then pay 1 life. If you do, that creature enters tapped.

1/3

"The Auriok sought themselves order, justiced from the heavens above their Five Suns. She thought herself higher."

I kinda miss the homie of Mirrodin, Memnarch. We have a version of him that is technically when he was corrupted by the Glistening Oil, but not a version of his normal self. Grace us with one!

As a side note, seshiro_of_the_orochi a new art for Sign in Blood would be great for that card as a reprint with new art. I digress.

Demonic Procession

Enchantment

At the beginning of each upkeep, create a 1/1 white and black Cleric creature token with Lifelink.

Demon spells you cast gain Devour X, where X is its mana value.

"Valgavoth's faithful came upon a tear, an Omenpath. To them, it was yet another prominence of their lord. To Valgavoth, it was but a fence to a field of sheep, ready for slaughter."

Ninja'd. Well.

Padraic, Coilscourge

Legendary Creature — Human Cleric

Vigilance

When Padraic, Coilscourge enters the battlefield, exile all Snake creatures and cards from all graveyards.

Opponents can’t cast Snake spells.

Whenever a Snake enters the battlefield under an opponent’s control, you may pay 2 life. If you do, exile that creature.

"He raised his crook, the serpents fled, No coil nor fang did dare be shed. With whispered prayer and steady hand, He drove them far from hearth and land."

1/3

Continue with more cards from this Innistrad 4 set!