Extreme Satellite Weaponry, Euryanthe

:When this card is put into your order zone, if you have a grade 3 or greater vanguard with "Welstra" in its card name, draw a card, and 3. Operate - (Order Zone):When this card is operated during your battle phase by the ability of a vanguard with "Welstra" in its card name with [Divine Skill] , if this card was not put into your order zone this turn, choose one of your opponent's rear-guards, retire it, choose one of your opponent's vanguard, until end of turn, it gets -10000, and if your opponent's damage zone has four or less cards, deal one damage.