She has a power of 1 and life of 5 with two abilities as well
Luckily, I have just such a spreadsheet created for you, updated for WAR
Mystic Snake 1.3 (B cube) Power 1.7 Support 1.1 At four mana this card tends to broadcast itself and is pretty hard to rely on as a counterspell if you wish to carry on making other plays

higher rarities will start to mix and match effects): Artifact destruction Artifact or enchantment destruction (Naturalize) "Bounce" (Returning nonland permanents to owner's hand) Card drawing Card filtering Creature destruction Creature lockdown (Pacifism and Dehydration) Creature regrowing (Raise Dead) Creature unblockability Counterspell Damage prevention (Fog) Direct damage Discard Draining creatures and/or players Enchantment destruction Fighting "Flickering" (exile and return a creature to the battlefield) Flier destruction Forced blocking Forced sacrifice "Impulsive draw" (exile a card or cards, can cast until end of turn) Land fetching Life gain Looting/rummaging (drawing and discarding, and vice versa) "Milling" (putting cards from top of library into graveyard) "Panic" (some number of creatures can't block) Power/toughness pumping (Giant Growth) Tapping creatures (including "freezing" them, where they don't untap) Temporary stealing (Threaten) Token making Uncommon Complexity Uncommon gets to raise the bar a little on comprehension complexity and a bit more on board complexity

Do you miss the days of combo-kills with Dread Return, or do you loathe these undead minions
, Sacrifice an artifact: Pia and Kiran Nalaar deals 2 damage to any target