Mizzium Apparatus

{u}{r},{t}: Search your library for four instant or sorcery cards with different names. Choose one
of them at random and exile it. Put the rest on
the bottom of your library in any order, then
shuffle your library. Until the beginning of your
next upkeep, you may cast cards exiled with
Mizzium Apparatus.
"Alright, this should help you focus it. Now,
try to ignite that candle!"
-Sciences Supervisor Andjev Arlos, last words