The "piece" you are referring to is the song a collaboration between the Brazilian artist B-Dynamitze and the group CLOSE .
The lyrics typically revolve around the "invincible" mindset required for bodybuilding, overcoming personal limits, and the lifestyle of dedicated gym culture. B-Dynamitze part. CLOSE - InvencГvel (E OFICIAL)
It features an aggressive, motivational beat designed to be played during intense workouts. The "piece" you are referring to is the