Colorless Eldrazi spells you cast cost less to cast.
, : Search your library for a colorless creature card, reveal it, put it into your hand, then shuffle.
Imprint — When this artifact enters, you may exile an artifact card from your hand.
, : Create a token that's a copy of the exiled card. X is the mana value of that card.
less to cast.
, 
: Search your library for a colorless creature card, reveal it, put it into your hand, then shuffle.
, 
