These MSI Capsules are actually a pretty amazing deal
http://imgur.com/HUZ7Zkw
600 RP, 3 guaranteed skin shards plus a chance for up to 3 gemstones. I bought 10 and here's what I got: Blackfrost Anivia, Blood Lord Vladimir, Dragon Trainer Tristana, Firefighter Tristana, God Fist Lee Sin, Blood Moon Jhin, Pool Party Lulu, Spirit Fire Brand, Star Guardian Poppy, and 21 975 and below skin shards (including a couple challenger and e-sports skins.) I also got 1 gemstone.