In Cornelius von Helsinki’s galleries

Deal 4 damage to every enemy minion

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On arrival: draw a card

Do not talk to her. She is at a good bit.

At the start of your opponent's turn: return every enemy minion with 4 or more attack to its owner's hand

Reach.
On arrival: deal 3 damage to the enemy deck master and deal 1 damage to every enemy minion

On arrival: give every friendly minion +1/+1

On arrival: strip every unarmoured enemy minion

Stocktaking: at the end of your turn, give a random friendly minion +1/+1

On arrival: strip every enemy minion

On arrival: destroy a damaged minion

Skirmish.

Destroy a minion with 4 or more attack

On arrival: return a minion to its owner's hand

At the end of your opponent's turn: return every minion to its owner's hand and draw a card

At the end of your turn: restore 1 health to every friendly minion

Deal 5 damage to every enemy minion
Deal 3 damage to the enemy deck master

Nudge from the Firmament: 2x: return a minion with 3 or less health to its owner's hand

When the enemy deck master uses its Signature: return a random enemy minion to its owner's hand and draw a card

On arrival: restore 2 health to every friendly minion and give 1 armour to every friendly Fae

At the end of your turn: draw 2 cards and deal 1 damage to a random friendly minion

At the start of your opponent's turn: return every enemy minion with 4 or more attack to its owner's hand

At the start of your opponent's turn: draw a card and return a random minion to its owner's hand

Cold Command: at the end of your turn, give 2 armour to a random unarmoured friendly Undead

On arrival: destroy a minion

A compass for rulers, conquerors, and gods.

When an enemy minion attacks: deal 9 damage to that minion