So structure failure would be a great card to get on the face up.
Face up deal dmg. Apply second card. Flip down. Then flip up and repeat
Might need to look into this
Yes and No.
Because you Randomly Flip it, so after you do it once, even if those are the only cards there, you have a 50% chance of flipping it a second time... As it itself adds a second Face-Down card to be potentially flipped next time.