In fact, and as the upcoming Lost Origin expansion will clearly demonstrate, the Lost Zone is often a self-inflicted strategy
Bidoof & Bibarel Bidoof , and more importantly, Bibarel , will offer protection against cards like Iono or Roxanne , which forces you to have hands with just a few cards, which can compromise your strategy
While it doesnt have any triggers when dealing combat damage to a player (unlike other swords such as Sword of Fire and Ice), The Masamune supplies an additional benefit: If a creature dying causes a triggered ability of this creature or an emblem you own to trigger, that ability triggers an additional time. That was rather wordy, so its worth noting a few things: The Masamune must be equipped onto a creature for it to be in effect
And when any card game becomes popular, there will inevitably be incredibly rare cards that manage to carry a lot of value to anyone that manages to pull them