DENVER (CBS4) – Superheroes, with and without capes, came together to help a little boy battling a rare blood cancer.

(credit: Bonfils Blood Center)

Friends and family celebrated Henry Heckenberg’s 3rd birthday on Saturday.

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(credit: Bonfils Blood Center)

Henry, also known as Superman Henry, has needed 19 blood transfusions after becoming seriously ill.

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(credit: Bonfils Blood Center)

Today, he’s feeling much better.

Bonfils Blood Center organized a blood drive to help save a life like Henry’s.

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(credit: Bonfils Blood Center)

They say 50 people came out to give blood and 13 people joined the Be The Match Registry through Bonfils’ Marrow Program.