The first four have been released, the fifth comes out in season 9 in May. Expect to see the Balence Badge however the promo is a mystery for now.
Here are the details
Season One (September):
Standard Promo: Torchic (Promo #008)(parafoil with alternate illustration from EX: R&S #73/109 Common).
Winner Promo: Combusken (Promo #009)(regular with alternate illustraion from EX: R&S #20/109 Uncommon).
Oversized Promo: Combusken as described above
Season Two (October):
Standard Promo: Mudkip (Promo #010)(parafoil with alternate illustration from EX: R&S #60/109 Common).
Winner Promo: Marshtomp (Promo #011)(regular with alternate illustraion from EX: R&S #40/109 Uncommon).
Oversized Promo: Marshtomp as described above
Season Three (November):
Standard Promo: Treecko (Promo #003)(parafoil with alternate illustration from EX: R&S #76/109 Common).
Winner Promo: Groovle (Promo #004)(regular with alternate illustraion from EX: R&S #31/109 Uncommon).
Oversized Promo: Groovle as described above
Season Four (December):
Standard Promo: Darkness Energy (EX:R&S #93/109)(Holo Version instead of Rare).
Winner Promo: Darkness Energy (EX:R&S #93/109)(Holo Version instead of Rare).
Oversized Promo: none to due production issues
Season Five (January):
1st Badge: Knuckle Badge (this is the second badge in the GBA games though, this was mixed up in production).
Standard Promo: Metal Energy (EX:R&S #94/109)(Holo Version instead of Rare).
Winner Promo: Metal Energy (EX:R&S #94/109)(Holo Version instead of Rare).
Oversized Promo: Metal Energy as above, note the card stock used is considerably lighter due to production issues
Season Six (Febuary):
2nd Badge: Stone Badge (this is the first badge in the GBA games though).
Standard Promo: Multi Energy (EX:SS #93/100)(Holo Version instead of Rare).
Winner Promo: Multi Energy (EX:SS #93/100)(Holo Version instead of Rare).
Oversized Promo: Metal Energy as above, note the card stock used is considerably lighter due to production issues
Season Seven (March):
3rd Badge: Dynamo Badge
Standard Promo: Oran Berry (EX:R&S #85/109)(Nothing different from the one in the collection).
Winner Promo: Oran Berry (EX:R&S #85/109)(Again looks the same however this has the winners logo).
Oversized Promo: Oran Berry as above, note the card stock used is considerably lighter due to production issues
Season Eight (April):
4th Badge: Heat Badge
Standard Promo: Flygon (EX:R&S #15/97)(Holo Version instead of Rare).
Winner Promo: Flygon (EX:R&S #15/97)(Holo Version instead of Rare).
Oversized Promo: Discontinued due to production issues