It's not often that a common makes it onto these 'best of' lists, but Delver of Secrets is such a strong card that you should really feel blessed to see one when opening a pack
Invasion of Ikoria gives us that creature for the cost of skipping six damage rather than paying mana, and if there's one thing we've learned over the years, it's that paying life to make mana is almost always worthwhile
Though she specializes in the School of Necromancy, she rejects the ignorant view that all traffic with the forces of the dead is necessarily evil
Skullclamp I have had Skullclamp a bit higher on previous lists
In matchups where your opponent is known to have lots of removal that can actually kill hexproof creatures, such as Supreme Verdict, Devour Flesh, etc., you should be boarding out a lot of auras and bringing in more creatures
Restoration Seminar Restoration Seminar represents a flexible reanimation spell you get each turn and after two turns you come out way ahead on mana