Conduit of Ruin is a rare Creature — Eldrazi card from Magic: The Gathering (Battle for Zendikar Promos, PBFZ).
Rare
Battle for Zendikar Promos (PBFZ)
{6}
Power / Toughness
5 / 5
Mana Value
6
Card Text
When you cast this spell, you may search your library for a colorless creature card with mana value 7 or greater, reveal it, then shuffle and put that card on top.
The first creature spell you cast each turn costs {2} less to cast.