Gift can be a bit clunky, but being able to cast this on turn three instead of turn four while having five spell mana available to you on the following turn makes it significantly better
However, this ratio may still be more favorable for trainer gallery cards than alternate art cards, which may only have a couple of cards per set
There are 13 Swamps, 9 Mountains, and 14 other dual lands that tap for either red or black in some way
Japanese cards use a completely different stamp design and the Japanese 1st Edition stamp wasn't introduced until 2001 (with the VS and Web sets), so there's no Japanese 1st Edition equivalent for the original Japanese Base Set, Jungle, Fossil, or Rocket Gang
Diamond Valley ($693) Lands that dont tap for mana arent usually something we see anymore, but Diamond Valley is a nice little defensive card and sacrifice outlet
Sixth is interaction