It’s hard to say that Valentina Shevchenko’s style has really shifted toward caution since becoming UFC champion. Even when victorious at bantamweight, her bouts weren’t especially notable for their high pace or violent action. However, it’s also clear to most longtime MMA fans that, as champions start to become entrenched in their divisions, they often take a more cautious approach to fighting.
Past belt-holders like Jose Aldo, Georges St-Pierre, Benson Henderson, and even Jon Jones all became notably more cautious champs than the thrilling styles that defined their rises up their respective divisions. Being champion means having something to protect.