Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Draw a card.

Lonely Sandbar

Lonely Sandbar enters tapped.
{T}: Add {U}.
Cycling {U} ({U}, Discard this card: Draw a card.)

Prognostic Sphinx

Flying
Discard a card: Prognostic Sphinx gains hexproof until end of turn. Tap it.
Whenever Prognostic Sphinx attacks, scry 3.

When Man-o'-War enters, return target creature to its owner's hand.

Counter target spell that targets a permanent you control.
Draw a card.

Enchant creature
When Charmed Sleep enters, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.

Counter target spell.
Cycling {2} ({2}, Discard this card: Draw a card.)

Counter target spell unless its controller pays {3}.