Holmes and Watson

Forecast—{w}{u}{r}, Reveal Holmes and Watson
from your hand. Target opponent reveals their
hand. For each permanent spell in their hand, investigate. You gain X life, detain X nonland
permanents, and scry X, where X is the number
of times you investigate.
{w}{u}{r}: Return Watson and Holmes from
anywhere to its owners hand. Any player may activate this ability at any time.