cards that transform other cards mtg Skyclave Aerialist Bring Back Transforming In March Of The Machine Double-faced card - MTG Wiki

This would apply to all counters added until Hardened Scales is removed making it very useful, even if it not played with Sphere Grid Resourceful Defense is another card you will want to get out quickly as it allows you to move counters from a card that leaves the battlefield onto another creature

Since the spell was cast, the associated permanent will still not be prepared

These sign off any changes that have taken place since their last turn and get their cards and hands in order before they start making decisions during the main phase

Play Boosters are priced similarly to the old Set Boosters, not Draft Boosters

If this spell was bargained, you may put one of those cards with mana value 4 or less onto the battlefield instead of putting it into your hand