cards that let you block multiple creatures mtg Inviolability Untapped Synergies For Tapping Creatures

Even if you ignore the Rad Counters, Nuclear Fallout is simply good, especially in the mana-rich Commander format

Spider Manifestation is an excellent mana dork

If you do, put two +1/+1 counters on Hei Bai

Even at twice the cost, Time Spiral is every bit as powerful as Timetwister in the right circumstances

What happens if Masterful Ninja is destroyed

Granted, it's at sorcery speed instead of being able to do it on someone else's turn to start off a Storm combo with a bit of a boost, but in all likelihood it's still going to do more for you in a mono-black build than a simple Dark RitualDark Ritual will, for the same mana cost