Kairos, Oracle of Tzeentch

As an additional cost to cast Kairos, Oracle of Tzeentch, sacrifice a creature
Each Opponent plays with their hand revealed
Enchantment spells you control cost {2} less to
cast. Whenever you cast and enchantment spell,
draw a card.
{2}{u}{u}{t} Counter target spell
{1}{u} Scry 3, then draw a card