Things are heating up in Phoenix after the Mercury acquired 5-time All-Star forward Alyssa Thomas in a trade with the Connecticut Sun, per reports.

Thomas was cored by the franchise earlier this month, meaning that her only way out of Connecticut was via a sign-and-trade that she had to approve. The move won’t be official until Feb. 1, and who the Sun will acquire in the trade has yet to be disclosed.

The Sun gave Thomas the core designation earlier in January, meaning the only way for Thomas to be moved was via a sign-and-trade