I knew I did MOP Challenge modes with the guild back in the days but I had no idea I actually got the pet. Just checked and I had it, I guess old me ended up paying a visit to the guild vendor. Cool! :D
Now we need the Vampiric Battling added to the BMAH :D
Something something devalues the achievement of people who got it in MoP something something exclusivity something something veteran player something something.
This was up on my server today, sold for 1.4 million gold. Just for reference.