3 cards where the name includes “gwyllion”

Gwyllion Hedge-Mage (Commander Anthology #201)

Gwyllion Hedge-Mage {2}{W/B}

Creature — Hag Wizard

When Gwyllion Hedge-Mage enters the battlefield, if you control two or more Plains, you may create a 1/1 white Kithkin Soldier creature token.

When Gwyllion Hedge-Mage enters the battlefield, if you control two or more Swamps, you may put a -1/-1 counter on target creature.

2/2

Illustrated by Todd Lockwood

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Harvest Gwyllion (Eventide #90)

Harvest Gwyllion {2}{W/B}{W/B}

Creature — Hag

Wither (This deals damage to creatures in the form of -1/-1 counters.)

She speaks only in vile epithets, spitting out curses and obscenities that harm others just by the hearing.

2/4

Illustrated by Nils Hamm

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Nip Gwyllion (Eventide #92)

Nip Gwyllion {W/B}

Creature — Hag

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Once your life and all your worldly possessions have been surrendered to her, a gwyllion can be surprisingly civilized.

1/1

Illustrated by Alex Horley-Orlandelli

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny

The message was clear to Sorin—time to search for something else.