Manual of Witchcraft

Indestructible, flying
As long as you control Winnifred Sanderson, Incantations you cast cost {u}{b}{r} less to cast.
Whenever you cast an Incantation, put a
+1/+1 counter on each Witch you control and
a page counter on this permanent.
{t}: Cast an Incantation with converted mana
cost less than or equal to the number of page
counters on this permanent.