Most people aren't running a 4 mana Vindicate and 2 mana removal, such as Terror or Incinerate doesn't get played much
All you care about is what type of card youre holding
The one rule of lifegain: sources feed payoffs A lifegain deck has two halves, and it is dead without both: Sources cards that gain you life, ideally incrementally and repeatedly (lifelink, whenever a creature enters triggers, upkeep gainers)
What makes her stand out is her Ready ability, allowing you to Ready her whenever you heal one of your Characters
This deck features 20+ counterspell spells (instants), and in addition a number of your creatures add additional counter abilities, such as Voidmage Prodigy, which can turn each of your wizards into a counterspell