A Cute Jellyfish

{t}{x}{u}: Draw X cards. Then, if you have a instant and/or sorcery in hand, cast any number of instants and/or sorceries from your hand without paying their mana cost.
{u}{p/u}: Untap A Cute Jellyfish. If life wasn't paid, add {u}.
{t}{u}{u}{u}{u}{u}: Cast all spells in your graveyard. If they would ever go to the graveyard, exile them instead.
If you have 20 or more instant or sorcery spells in your graveyard, you win the game.
Hexproof. When A Cute Jellyfish enters the battlefield, you may scry 1.