Once you've effectively halted any aggression against you, you should be able to find any number of ways to end the game
The strategy remains largely the same, but now we have some big threats like Cinderella, Stouthearted and Hercules, Beloved Hero to help close out the game
This slots perfectly into many already popular white mana decks, and it is impossible to argue against the potency of a spell like this one
Sure, it cost 6 mana, but it saw play in play of decks for a long time because green makes mana, so it's okay
Venser, Shaper Savant Venser, Shaper Savant is really just a classic
Phoenix decks have been the strongest strategy in various Constructed formats at different times