Nezuko, Diminutive Demon

Whenever Nezuko attacks, she gets +2/+0
Whenever you cast a spell, Nezuko gets +1/+1
until end of turn. If it is the third time this
happens, she gains trample until end of turn.
If it is the sixth time, she also gains
first strike and "This creature must be blocked
this turn if able"
"Mmmph, Mmph...Hmmmph"