It has the added benefit that if you have any cards with Flashback, Escape or the like, the multiple Manifest Dread will allow you to dig for them and add them to your graveyard
Faithbound Judge // Sinner's Judgment Our highest-charting White card, creature, mythic, and transform card is this 3-mana 4/4 flying, vigilance defender
Pricey sets mean big premiums on format staples
If your opponent is using a lot of reusable sources of damagelike creatureslife gain is a lot less potent
It is just the right blend of hard to block, quick to kill with and awkward to deal with to be frequently played in a much wider range of decks than almost any other seven drop (with the exception of Karn Liberated presently)
Being a Commander player is awesome