You might think, oh, well its impossible to play that many cards in a single turn, but youd be wrong
It's something we purposefully don't do very often
This amazing supporter card allows players to discard their hand for a generous seven new cards, which can be utilized as a strategic move or game saver depending on the match
The ability to fill the graveyard and then bring back dozens of game-altering enchantments with one four-casting-cost sorcery was just too powerful
For example, it can't be used during the resolution of an ability that says "Counter target spell unless its controller pays 3." If an artifact you control has a mana ability with T in the cost, activating that ability while casting a spell with improvise will result in the artifact being tapped when you pay the spell's costs
If it's double faced, the creature with nightbound will transform