2019-05-03
Bond of Insight doesn't target the cards to return to your hand. You choose which cards to return as it resolves. You can choose up to two cards in your graveyard at that time, including ones just put into your graveyard by Bond of Insight.
2019-05-03
You can return two instant cards, two sorcery cards, one of each, just one instant or sorcery card, or none at all.