Mithrandir, Cosmic Sorcerer

Whenever you cast an instant or sorcery spell,
roll a D20
•1-5-Mithradir deals 2 damage to any target
•6-10-Create a 0/1 blue Illusion creature token
that has the ability-Sacrifice this creature, target creature cannot attack this turn
•11-15{dash}Copy target instant or sorcery spell
{bull}16-20{dash}Choose target opponent, you may look at
their hand and cast a noncreature spell without
paying its mana cost