Retrieved November 8, 2019
That could be by rewarding you for attacking, stopping your opponents from blocking, making tokens, destroying creatures theres great depth here, but it all comes back to impacting the board and applying some form of pressure
This synergizes well with lifegain decks, fits alongside +1/+1 counter commanders, and even works in generally aggressive strategies that want to buff a wide board
The Sing Together mechanic came in set 4 Ursulas Return, as did alternate Shift costs like discarding instead of paying ink
I mean, I can understand that somewhere, someone designed this card thinking that often you would add X mana to your pool and not be able to use it, with mana burn ensuing
After it has been paid, the auto-ability Play it onto the field goes onto the stack