Sorinjace, Mind Conductor

When Sorinjace, Mind Conductor enters the battlefield, scry 2.
Dabble (Whenever you cast a spell, you may pay {u/b}. If you do, reveal the top card of your library. If
it's converted mana cost is equal to or less then that
spell, you may cast it without paying it's mana cost.
Otherwise, put that card into your graveyard.)
Partner (You can have two commanders if both have partner.)