Agoras, Sage Worldwielder

You may cast Agoras, Sage Worldwielder from exile or from outside the game if you exile a multicolored card from your hand in addition to paying its other costs.
Flash, Flying
When Agoras enters the battlefield, exile target card from a graveyard. Then, if it entered the battlefield from exile or from outside the game, it has "If a card or token would be put into a graveyard from anywhere, exile it instead." until the beginning of the next end step.