According to the source, Kraken unveiled a Bitcoin (BTC) rewards Mastercard debit card integrated with its peer-to-peer payments app, Krak (source: social media post, Nov 25, 2025). The source did not disclose reward rates, fees, rollout timeline, or market availability, which are key variables for assessing user acquisition and BTC reward flow impact (source: social media post, Nov 25, 2025). For trading relevance, the launch ties BTC-denominated rewards directly to card spend within the Kraken ecosystem, pending full program details from the issuer and network (source: social media post, Nov 25, 2025).