Even as a superhero, all that universe-saving isn’t easy.

Here’s how each of them prepared for the battle against Thanos.

“It’s no secret,” she said.

Marvel Black Widow Scarlett Johansson Natasha Romanoff

“Boring 5 a.m. workouts.

She did share, however, that the way she gets through workouts is through friendly competition.

Maria Hill has black-ops training, should she need it

S.H.I.E.L.D.

Maria Hill Marvel Avengers Cobie Smulders

Take that, Thanos!

“Between travel, meetings, and shoots, schedules are rough for me,” she toldShapein 2017.

She’s alsosaid in the pastthat she stays away from hardcore workouts as a general rule.

Gamora Zoe Saldana Guardians of the Galaxy Avengers MCU

Saldana is living proof that you might work out smarter, not harder.

“They told me that you have to do something six thousand times before it’s second nature.

I didn’t manage to do the routine six thousand times, but we certainly tried.”

Guardians of the Galaxy Nebula Marvel Avengers MCU Karen Gillan

Gillan had a bit of a leg up for her training in advance of her 2018Avengersrole, though.

Klementieff is no stranger to kicking butt.

Us too, Pom.

Scarlet Witch Wanda Maximoff Elizabeth Olsen Avengers MCU

Among them is the titular hero’s sister, Shuri, played by Letitia Wright.

“It was a lot of training, a lot of prep,” she said.

While Wright admitted toESPNWthat not everyone would consider the work particularly difficult, it was all new for her.

Pom Klementieff Mantis Guardians of the Galaxy Avengers MCU

“I did a lot of hand-to-hand combat stuff,” she said.

It was tough, but we got through it.”

And that katana is no joke.

Shuri Black Panther Letitia Wright Avengers MCU

Gurira toldSelfit’s like swinging a 5-foot dumbbell.

But if you’re wondering how Gurira’s Okoye will fare inInfinity War, have no fear.

“I’ve always been a bit of a tough chick,” Gurira toldSelf.

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“I’m happiest when I feel strong.

And I do what I need to do to get there.”

She’ll still be starring alongside Ant-Man inAnt-Man and The Waspin 2018.

The Wasp Marvel Avengers Ant-Man Evangeline Lilly

And it’s someseriouslyintense training.

Rest assured, Captain Marvel is bringing the power to whatever followsInfinity War.

We’re glad she’s taking her training seriously.

Brie Larson

There’s a lot at stake!