gutsy
He is a gutty player with a lot of determination and a lot of love for his teammates.
Thanks to a gutty effort from their starting pitcher, the team won the playoff game.
That has to be the guttiest pitching performance in the history of the game.

SMART Vocabulary: related words and phrases

Brave and courageous
adventurous
adventurously
audacious
ballsy
be man enough to do somethingidiom
fearless
fearlessly
gallant
gallantly
get up
manfully
muster something up
nerves of steelidiom
pluck
pluck up your courageidiom
valiant
valiantly
valorously
venturesome
woman

You can also find related words, phrases, and synonyms in the topics:

Strong-willed