New card sleeves! I found these on Bulbagarden of all places. I don't believe I've seen them posted here yet..
Bert and Ernie
Re-release of Charizard and Umbreon/Espeon
Oksana Pokemon Center mascots
All will be on sale on April 2nd with the exception of the Charizard, Umbreon/Espeon, and Oksana mascots. They go on sale on April 19th.
Source: Bulbanews via Official Pokemon Card Game