The Double Colourless Energy card was the original and is still just as good today as it was back in 1998
Common concerns youll see online (and the sane way to interpret them) Youll find mixed posts online
But if you are lucky enough to get that card, you must save it for the best times
Some key phrases will appear in brackets, such as Dig Ups text: "Search your library for a [basic land] card, [reveal it], put it into your hand, then shuffle." Players can cast it as normal and resolve the full text, or they can pay the more expensive Cleave cost, and excise those bracketed words
This is of deep concern to me, and is going to undergo a great deal of thought
The drawback is that the creature is sacrificed as soon as it enters the battlefield