Combined with cards like Delney, Streetwise Lookout or Mentor of the Meek, you can get a ton of extra value from otherwise underpowered yet low-cost cards
If you throw a couple of decent Standard decks in your closet for a year or two, your cards will probably lose 70-80% of their value
Considering that these inclusions are made with at least some premeditation, I always wonder what R&D is cooking up for the different formats in the long term
Tweak your deck by swapping out cards and re-testing your work
As I said when I talked about Virulent Sliver, I had every intention of using poisonous when poison returned but ended up liking infect better when I got into Scars of Mirrodin design
It's also bomb in Limited, by the way, so you should be very happy to see it in your MH3 Sealed pool or Draft pick