Charlton have signed former AZ Alkmaar winger Johann Berg Gudmundsson on a two-year deal.
Real Madrid's Super Cup clash with Sevilla starts a stunning season of live European football on Sky Sports 5.
Ajax have signed defender Nick Viergever from Eredivise rivals AZ Alkmaar for a reported fee of around 2million euros.
AZ Alkmaar will take a big lead into their Europa League play-off semi-final second leg after a 3-0 win over Heerenveen.
Alireza Jahanbakhsh was NEC Nijmegen's hero with a two-goal haul helping to beat Ajax, condemning Roda JC to the drop.
Ajax clinched their fourth successive Eredivisie title with a 1-1 draw against Heracles Almelo on Sunday.
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