Gaining life (and putting out blockers) are two of the most surefire ways to deal with aggro decks, and the Ferocidon puts the breaks on both, leaving opponents rather helpless
The rate on return for learn and Lessons is really similar to the rate on investigate
Then put an instant, sorcery, or Faerie card from among the milled cards into your hand
Shes eerie, thematic, and surprisingly effective in the right shell
Suffice it to say if you need lands and you draw two non lands over the next two turns you are likely losing that one meaning a 4/3 Jadelight has done you a solid
Goblins lead their own lives, they put their pants on one leg at a time just like the rest of us (well, that's actually unconfirmed)