SkekSil's Offer

If you control SkekSil, the Chamberlain, you
may cast this card without paying its mana cost.
Target opponent may sacrifice a creature, if so
he or she gains protection from Skeksis creatures
until the end of their turn.
"Rian must confess to murder of Mira. Stand with
Skeksis and silence whispers of rebellion." "But you
dont care about the Gelfling!" "False, I am frieend,
I am only reason Gelfling still alive."