Grand Crescendo is ideal for this because it has the protection spell mode, but if you draw it after the board wipe, it helps you rebuild whereas something like Heroic Intervention only works reactively
These cards exist outside the game and cant be interacted with like normal Magic cards, since they are not considered permanents
Vampires usually fall in either the Orzhov or Mardu color blocks, but occasionally youll see them in Grixis or Rakdos
Heliod, the Radiant Dawn / Heliod, the Warped Eclipse Heliod, the Radiant Dawn isnt too impressive, so its nice that it wont cost you too much mana to transform it into Heliod, the Warped Eclipse
Thats not awful, but it being a five drop means it comes down later on the curve than most of the cards which gain you life
However, if you don't want to risk $500 on a card, many players use high-quality proxies for casual play to keep their investments safe in a binder