Pre-orders for the MTG Spider-Man Bundle, Play Booster Box, and Scene Box are all available on Amazon right now, although I imagine they won't be staying that way for long
Along with that, as none of that relates to lifelink, you can pay two mana to give another target Creatue lifeline, and whenever you gain life, you can put a +1/+1 counter on a Creature or Enchantment you control
As for why The Ur-Dragon is so expensive in the first place, well, theyre an absolutely incredible Commander
With its sturdy design, it protects your cards from damage and wear, while offering a practical way to sort your collection
If an opponent would put one or more counters on a permanent or player, they put half that many of each of those kinds of counters on that permanent or player instead, rounded down
What's more, you will get free booster packs by taking part in special events, tournaments and trainer challenges