Just a bunch of varied Shaymin events.
Film11 in GER
Movie11 in ITA, GER, FRE
Oak's Letter Shaymin in different legit DPP balls (Premier, repeat, timer, nest, net, dive, luxury, quick, dusk)
Poke Scrap Shaymin in ENG, SPA, ITA, FRE, GER, KOR
Srry I just copied and paste. If you don't have those, it's whatever goes.