The Agent of Miracles - Jupiter (GFP2-EN052) [Ghosts From the Past: The 2nd Haunting]

Once per turn, you can remove from play 1 "The Agent" monster in your Graveyard to select 1 face-up LIGHT Fairy-Type monster you control. The selected monster gains 800 ATK until the End Phase. While "The Sanctuary in the Sky" is face-up on the field, once per turn, you can discard 1 Fairy-Type monster to select 1 of your removed from play LIGHT Fairy-Type monster, and Special Summon it.