You can only use the 1st and 2nd effect of this card’s name each once per turn.
(1) During the Main Phase (Quick Effect): You can target up to 3 Spells/Traps in your GY; banish them, and if you do, shuffle them into the Deck during the End Phase of the next turn.
(2) During your Standby Phase: You can target 1 of your banished Spells/Traps; Set it.