The Descent: Journeys in the Dark (Second Edition) Wiki
Summon - Eliza
3 Threat to Purchase
Exhaust this card after setup of an encounter to choose an open monster group. Replace 1 master monster in that group with the Lady Eliza Farrow agent.
If the Lady Eliza Farrow agent is defeated, return this card to your Plot deck.
You cannot use this card in any quest that uses the Lady Eliza Farrow lieutenant.
Endless Thirst 2 Threat

Summon - Eliza is a Plot Card that allows the Overlord to summon Lady Eliza Farrow into any encounter that does not already use the Lady Eliza lieutenant. It costs 3 Threat Tokens to purchase this Plot Card, and 2 Threat Tokens to exhaust it.