Am I Going Insane

At the start of your upkeep discard a card at random then draw a card.
{u}{u} Discard a card at random: Until end of turn you gain hexproof and cannot be attacked.
{u}{u}{b}{b} Discard 2 cards at random: Draw 4 cards
Think I'll find a place to hide
Tell me people, am I going insane, insane?