In the extremely unusual case where the mana value of one or more of the targets changes while you're paying costs, the cost to cast Urgent Necropsy, including the additional cost, remains what you previously determined
Its biggest boon is the not one but two Phyrexian mana in its casting cost and activated ability, making Birthing Pod effectively a 4-mana investment for a pod-based tutor
If it wasn't for the Ursula Error card, this card might well have taken #1 spot on the Into The Inklands money chart
Which Zombie commander is best for graveyard recursion
Returning three permanents to your hand from your graveyard for five mana is a decent rate, better than similar cards like Restock, although it's been a long time since I've seen Restock show up in a competitive deck
Then, once you hit 25 or more life, Angel of Vitality gets a bonus +2/+2, turning her into a 4/4 with flying, which can take down your opponent in just a few short turns