Granting them vigilance and unblockable is pretty good in these decks, so Pym Particles has a home
In very much the same way that a bit of life doesn't make Lightning Helix better than simple old Bolt the life on this comes nowhere near making it better than Hymn to Tourach
(The item card can also be inked in your inkwell.) While the readied character cant quest for the rest of the turn, theres nothing stopping you questing first before resetting them with the shield
While the spell is on the stack, its mana value is the total amount of mana in both costs
You can likely guess what fairy tale trope its referencing from the title, but to reinforce the hint it uses a new mechanic, bargain, which gives you a bonus effect if you sacrifice an artefact, token or enchantment
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