Ayame, the Mental Shock

As long as your devotion to white and blue is
seven or greater, Ayame has hexproof.
{1}, {t}: Counter all spells and abilities. For each
spell or ability countered this way, you gain 1
life and tap target creature. Creatures tapped
this way don't untap during their controller's
next untap step. Activate only if you control
three or more other spells and/or abilities.