Super Soldier Synthesis (Common)

This card can be used to Ritual Summon any "Black Luster Soldier" Ritual Monster from your hand or Graveyard. You must also send 1 LIGHT and 1 DARK monster (1 from your hand and 1 from your Deck) to the Graveyard, whose total Levels exactly equal 8. You can only activate 1 "Super Soldier Synthesis" per turn.