If that happens, having played Neo Exdeath [12-110L] would be a major disadvantage
He shares his first impressions from Midnight Hunt draft and has some really valuable tips for us
Since you're in blue and white you have access to some control pieces as well, giving you the freedom to play however you like.
If an Adventure spell leaves the stack in any way other than resolving (most likely by being countered or by failing to resolve because its targets have all become illegal), that card won't be exiled and the spell's controller won't be able to cast it as a permanent later
So, if they hit you with one thing, it goes, but many just one, barring first or double strike then then would sacrifice twice each combat instead of once
On top of this, cards like Sun Titan and Flayer of the Hatebound work perfectly within the graveyard strategies, giving you alternate ways to enact your gameplan without needing Terra