The Horde

{t} Add {x} colorless manna for the where X is the
number of treasure counters on The Horde spend
this manna to cast Dragon permanent creature
cards
{t} Remove a treasure counter from The Horde
Search your library for a dragon card and put it
in your hand.
If there are no treasure counters on The horde
sacrifice it.
"A horde is earned, grown, and used. Never
underestimate its power" - The Hordefather