like if i find a ' mastercard ' symbol can i use my ' maestro ' debit card instead? NOTE: i have an ATM(debit) card not a credit card. can i use it to. Maestro (stylized as maestro) is a multi-national debit card service owned by Mastercard that was founded in Maestro cards are obtained from associate banks and can be linked to the . In Argentina, Maestro is the card used by the Banco de la Nacion Argentina and other banks, mostly state-run or provincial banks. As already stated, Mastercard is a credit card; Maestro is a debit card. Cash can only be withdrawn in Euros and never USD. mastercard is a crdit card, mine is actually my debit card and is just used like a credit card for.