Nahida, Archon of Wisdom

Whenever Nahida enters the battlefield create X
0/1 saproling tokens where X is equal to the
number of non-token creatures all opponents
control.
{t}: Tap one untapped saproling creature token.
Add {g}{g}{g} mana
{t}: Tap two untapped saproling creature tokens. Target creature gains hexproof until end of turn.
{t}: Tap three untapped saproling creature
tokens. Scry 2 then draw a card