Rapid Decay
Instant
Exile up to three target cards from a single graveyard.
Cycling 
(, Discard this card: Draw a card.)
The grave robbers arrived the day after the burial. They were a day too late.
Chippy
Rulings
You pick the cards during announcement. If any are not there on resolution, any others that are there are still affected.
(wotc • 2004-10-04)
Rulings
You pick the cards during announcement. If any are not there on resolution, any others that are there are still affected.
(wotc • 2004-10-04)