Sillva, Dark World Warlord

Madness {1}{b}{b} (If you discard this card, discard it
into exile. When you do, cast it for its madness cost or
put it into your graveyard.)
First strike
When a spell or ability an opponent controls
causes you to discard Sillva, that player puts two
cards from their hand on the bottom of their
library in any order.