Study of a Curious Invention

Catalogue 2 (As this enters the library zone, put the
top 2 cards of a library you own face up on top of this
card as a new library. As this becomes empty, put it
into its owner's graveyard.)
You may cast spells from the top of this library
as though they had flash. When you do, Study of
a Curious Invention deals 2 damage to you.
{u/r}: Shuffle a card from your hand into this
library.