A few years ago, the loophole was closed when the policy was expanded to include never printing these cards in any shape or form that is tournament legal (promos, duel decks, archenemy, etc.) To this day, Wizards hasnt shown any sign of changing the policy, with staunch promises from several high-level employees that the reserved list is here to stay
Stealing a bunch of threats is an excellent reward for filling my deck with vampires
The binder is luxurious and contains 20 integrated black 12-pocket pages
For two mana, that's already a great investment
Morcants Eyes Surveiling every turn for free is good, as players who jam Search for Azcanta in their decks can attest
The size difference makes it very much a weapon, and for the record, there are a few playable symbiotes and they get along swimmingly with extra +1/+1 counters