This truly adds insult to injury, as not only are you able to cast an opponent's spells with Brainstealer Dragon, but that opponent can be dealt considerable damage through you doing so
If you can't win the game before doubling your 14th spell, you need to revamp the deck
The top 25 red cards of all-time most certainly involves a fair number of burn spells, and todays first card is not only one of the best burn spells in the games history but one of its most historically significant
If its a single-faced card with no mana symbols in its upper right corner (because its an animated land, for example), its mana value is 0
However, combining all three of these effects onto a single card makes for a very strong creature
It is just a high value solid dork, the decks that play him don't really want life gain though and so his value is a little misplaced