Junora the Power Patron of Tuning

1 Tuner + 2 non-Tuner monsters<br />For this card's Synchro Summon, you can treat 1 monster in your center Main Monster Zone as a Tuner. If this card is Synchro Summoned: You can negate the effects of all face-up cards your opponent currently controls. (Quick Effect): You can activate this effect; all monsters your opponent currently controls in the same columns as your "Elfnote" monsters cannot be used as material for a Fusion, Synchro, Xyz, or Link Summon until the end of this turn. You can only use this effect of "Junora the Power Patron of Tuning" once per turn.