Welcome to the Heat Wave of the WNBA Playoffs 2015 presented by Boost Mobile, when #SummerHoops give way to the chase for a championship. Here, WNBA.com will bring you what you need to know, see, listen to and/or watch each day.

What’s Trending is your one-stop shop for all things W, from which teams are making a championship push and which players are coming up clutch to the buzz going on off the court.

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Here’s What’s Trending on September 18, 2015 — the second day of this year’s postseason:

#MercVsShock: Griner Historically Dominant in Phoenix Rout

https://instagram.com/p/7xos13C3fj/?taken-by=wnba

At 4 PM ET, Brittney Griner was named the WNBA’s 2015 Defensive Player of the Year presented by Samsung. Six hours later, she showed why in one of the most dominant performances in WNBA Playoffs history.

Griner blocked 11 shots — tying her own league record — in just 24 minutes, adding 18 points and eight rebounds, to lead the defending champion Mercury to a statement-making 88-55 win over the Tulsa Shock in Game 1 of their series.

#FOROURTOWN: EDD, Sky Hold on For Game 1 Victory

With newly crowned MVP Elena Delle Donne having a rare off night, the rest of the Sky roster stepped up to emerge with a 77-72 victory over the Indiana Fever in Chicago.

”Clearly, this team is why I won the MVP this year,” Delle Donne said afterward.

#AwardSeason: Delle Donne, Quigley, Griner Honored Before Games

While they have a different prize in mind, three playoff participants received hardware of their own before Thursday night’s tip-off.

WNBA President Laurel Richie presented MVP Elena Delle Donne and Sixth Woman of the Year Allie Quigley with their awards in Chicago.

And Griner received her second straight Defensive Player of the Year Award in a pregame press conference in Phoenix.

#BurnBright: Liberty Host Mystics at the Garden (Friday, 7 PM ET, NBA TV)

Playoff hoops hit “The World’s Most Famous Arena” on Friday night when the Liberty return to Madison Square Garden.

After the best regular-season in franchise history — including a franchise-best 23-11 record and the No. 1 overall seed in the postseason — New York is looking to start a WNBA Finals run to cap it all. But the first round won’t be easy against a Washington team that went 3-1 against the Liberty this season.

#NYLiberty: Laimbeer Wins Coach of the Year Award

Fortunately for the Liberty, they have a coach who knows championship basketball on their side. Bill Laimbeer won two titles as a player with the Detroit Pistons and has won three titles as a WNBA coach with the Detroit Shock.

On Thursday, he won his second WNBA Coach of the Year Award for his efforts leading New York during the regular season.

#NBATV: Lynx, Sparks Face Off in Doubleheader Nightcap (9 PM ET)

Perhaps the most intriguing first-round series tips off in Minnesota on Friday night, where both teams will roll out a starting lineup of five All-Stars.

Maya Moore and the Lynx are eyeing their third title in five years.

But Candace Parker and the Sparks are the most dangerous No. 4 seed in recent memory following Parker’s mid-season return.

#WNBAPlayoffs: Go Inside the Huddle

WNBA stars across the league take us inside their mindset as WNBA Playoffs 2015 presented by Boost Mobile tip.

#SamsungWMVP: Still Buzzing About Delle Donne’s Special Season 

As she chases the ultimate hardware, take a look back at Elena Delle Donne’e history season in our 2015 WNBA MVP presented by Samsung hub.

#3Reasons: Why All Eight Teams Have a Shot at the WNBA Title

The race for the championship is as wide-open as ever this September. With that in mind, WNBA.com offered three reasons why each team could win the WNBA title.

3 Reasons Archive: Liberty | Lynx | Sky | Mercury | Fever | Shock | Mystics | Sparks