If this card on the field would be used as Synchro Material, 1 Tuner in your hand can be used as 1 of the other materials. You can only use each of the following effects of "Killer Tune Mix" once per turn. If this card is Normal or Special Summoned: You can add 1 "Killer Tune" monster from your Deck or GY to your hand, except a Level 2 monster. If this card is sent to the GY as Synchro Material: You can target 1 monster your opponent controls; destroy it.