As it is not enough to have all three colors of mana, there is a major limitation of having to have a certain number of mana, but its characteristic is that it has a tremendous effect when activated
I'm not sure which Lifegain decks would care much about Blood tokens, but considering how easy it is to make them with this 2-drop it may be worth jamming it even if you deck doesn't have much synergy with them
For many years, the core sets were printed with white borders
For those unfamiliar with the ways of TCGs and erratas, it means that although the card has been printed and is in hands around the world, we read the card as its new, altered version, not as it was originally printed
Per MaRo, new sets historically were added to Gatherer to coincide with the first prereleases, held in New Zealand (which would be Friday afternoon here in the States)
*Optional - A Crane air filter helps remove dust from your work area