MTG Combo: Academy Ruins + Filigree Sages + Mycosynth Lattice
With Mycosynth Lattice, Filligree Sages, & Academy Ruins on the field:
Filligree Sages can untap Academy Ruins so that the player can get multiple Academy Ruins activations.
Note: Cards in the graveyard aren't turned into artifacts with Mycosynth Lattice.