Today Wizards dropped a little present to those who explore the site, by visiting the Arcana section and clicking on the 10-sided die repeatedly you're eventually rewarded with a block of text that reads:

It seems that we're looking at the return of Poison counters with Scars of Mirrodin.

What do you think?

Fixed: Originally this article was posted naming "Infest" as the spoiled keyword rather than "Infect" which is the correct keyword. That error has been fixed.