When you need specific things to be in specific places the cards that let you move other cards about are incredibly useful
Bidding for them had reached $675 and $1,500 more than a week before the auction
Moggcatcher fetches goblin permanents from your library for 3 mana and a tap, which is insanely good value in goblin decks without much access to creature tutors
The front of the card tends to be more important than the back, especially regarding centering, but both should be measured carefully
He powers up every Spider you have, giving them the same keywords, and that applies to Spider heroes, too
Lack of annihilator does make this far less threatening however it is still very big and should be able to end the game in a couple of hits