{2}, Sacrifice Research Aquarium: Draw a card. When Research Aquarium is put into a graveyard from the battlefield, investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)
When Ruins Entrance enters, exile up to three target cards from graveyards. {1}, {T}: Exile target card from a graveyard. {5}, {T}, Sacrifice Ruins Entrance: Return target card from your graveyard to your hand.