McDonald's App Monday deals week 42: Signature UTC sets $5 off, $49 sharing box, $20 afternoon tea (from Oct 19)

The dark-castle burger lineup headlines this week's app coupons.

McDonald's Hong Kong refreshes its App Monday e-coupon book for week 42, continuing The Signature Collection collab with Jackson Wang's Under the Castle dark-fantasy world. New reusable coupons land in the McDonald's app, covering burger sets, a sharing box and weekday afternoon tea offers at Hong Kong restaurants.

• E-coupons live in the McDonald's app from Oct 19, 11am, reusable on every visit
• Roast chicken wings (Italian tomato) 4-piece set $5 off, new this week
• Triple Cheese Angus (Black Soul) or Angus with mini pie four-course set $5 off
• $49 sharing box: 6 McNuggets plus 4 crispy wings or Italian-tomato roast wings
• New weekday afternoon tea 2-6pm (public holidays excepted): roast wings 2 pc with drink $20, McNuggets 4 pc with OREO McFlurry $25
• McCafe drinks pass $100 for 8 specified coffees, valid to Nov 30