Summer Recollection 2017, "Quiet Days"

■ You may have up to a total of four "Summer Recollection 2017, "Quiet Days"" and "Black Dragon Shield" combined in your deck.

■ You may only cast this card if you would be dealt damage, and if you do not have a monster on your center.

■ Counter That damage is reduced to 0, and you gain 1 life.