Call of the Death-Dweller 2.0

Return up to three target permanent cards
with total mana value 3 or less from your
graveyard to the battlefield. (please use math below for an example of what you can get)
(CMC 3+0 = 3)- (CMC 1+1+1 = 3)
(CMC 2+1+0 = 3)-(CMC 1+1+0 = 3)
(CMC 0+1+0 = 3) -(CMC 0+0+0 = 3)
—
The math is correct