Its not an effective strategy by itself, but because the main methods of gaining life in this deck are passive, it allows us to focus on other things, such as casting removal spells, rather than proactively playing cards to gain us life (e.g
Such two-for-ones include everything from format-defining sorceries like Hymn to Tourach to sideboard standouts like Lifebane Zombie (to cards that don't blow up the opponent's hand at all)
It doesnt do anything else, just blows up the battlefield, leaving it clear for you to rebuild or for you to drop a planeswalker or two on your next turn
The former has a powerful, classic effect for Green cards, drawing you cards equal to the greatest power among creatures you control on its first turn, and on the second, it earthbends X, where X is the number of cards in your hand
Its presale price was higher than usual at $30, and now it went down to around $20