Eyeron, the gatherer

Whenever you cast a spell, you may reveal a
spell from your hand. If you do, the revealed
spell costs {1} less to cast the next time you
cast it.
(You may use this abilitiy on the same card
multiple times)
When you cast Eyeron, you may reveal any
number of unrevealed cards from your hand.
Eyeron costs {1} less to cast for each card
revealed this way.