Of course, this depends on the reliability of your knowledge
Japanese sets offer perfect previews for what to expect in the international Pokemon TCG releases, with Mega Dream ex boasting one of the most packed rosters of some of the most valuable Pokemon to collect, like Gengar
If you or your opponent are down to 0 Life cards, you can play Gol.D.Roger to prevent the opposing player from activating their Blocker keyword, allowing your high-power Newgates to start swinging on the opponents Leader and forcing Counter cards from the opposing player
A big negative that Saheeli has going against her is that she is multicolored, which will limit the decks that she will be able to be in
Step into the exciting world of Commander with the Magic: The Gathering Foundations Commander Deck Keen Engineering
Part of this is due to art and other concerns, but a large portion of the value comes from the fact that owning a first-edition foil of a valuable card is just very cool