Minerva, Thought Weaver

Whenever a player would draw a card other than
their first card, exile that card face down instead
under Minerva, Thought Weaver.
You may look at cards exiled under Minerva,
Thought Weaver at any time.
{u/b}{u/b}{u/b}:Counter target spell that shares a card type
with a spell exiled with Minerva, Thought
Weaver, then you may cast the exiled spell
without paying it's mana cost.