Jewels of the Valiant (Common)

If exactly 1 monster is banished from your Graveyard (and no other cards are banished at the same time), except during the Damage Step: You can send, from your Deck to the Graveyard, 1 monster that has a different Attribute from that banished monster. You can only use the effect of "Jewels of the Valiant" once per turn.