The tag time-travel-customer appears in these 3 comics:

• 293: (03/23/2019) Pricy (Tags: mike, ashley, time-travel-customer)
• 294: (03/30/2019) Jackpot (Tags: mike, ashley, time-travel-customer)
• 295: (04/06/2019) Big Money (Tags: mike, ashley, time-travel-customer)