(CNN) Scarlett Johansson hosted "Saturday Night Live" for the sixth time, but this time, she also starred as a hero.

In an "Avengers"-themed monologue, Marvel's Black Widow came to the rescue of "SNL" cast members who began disintegrating into thin air.

After realizing that Pete Davidson got high and bought Thanos' Infinity Stone-studded glove off eBay, Johansson put a stop to the madness.

It's Scarlett Johansson's holiday monologue and, uh, the cast isn't feeling so good. #SNL pic.twitter.com/tyXRtoMpYq — Saturday Night Live - SNL (@nbcsnl) December 15, 2019

Davidson snapped his fingers again, bringing the performers back to life.

Johansson then shared an intimate moment with fiancé Colin Jost, host of the show's "Weekend Update" segment.

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