While both investing and scalping involve purchasing TCG products with the goal of eventually selling them to turn a profit, scalping involves the use of practices that while not illegal, are regarded as highly unethical and very much frowned upon by the TCG community
Its evolution into Tyranitar is often a reward for players who have invested time and effort, offering a sense of achievement akin to raising a dragon-type Pokmon
While war is a common idea for the Yu-Gi-Oh Trading Card Game to use in its stories, this was the first instance of it being done so well
It pushes you towards graveyard-based win conditions like reanimation or Yawgmoth's Will combo
With a Haste granter like Enduring Courage you can swing with your newly-made Summoner right away, and put any creature you want from your hand into play
There were plenty of wonderful vendors, a great sense of community, and it all ran like a well-oiled machine thanks to the work of the show's founder, Harry Reynolds, and his team