Arcan, Spellweaver Dog

Haste, Trample, Indestructible, Hexproof
When Arcan, Spellweaver Dog enters the battlefield, search your library for up to
three of any card with "Arcan" in its
name and put it into your hand. Shuffle
your library.
{t}, You may cast a card in your hand with "Arcan" in its name without paying its mana cost.