Modify the Sword beam to only be active when at full health/heart, and stop shooting when the life gets to 3/4 of a heart.
First upgrade should give you 20 bombs, second will be 30.
Celebrating the 35th Anniversary since the release of the original Legend of Zelda on the Famicom Disk System on February 21st, 1986 and continuing over from the Zelda II Redux hack, The Legend of Zelda Redux (or Zelda 1 Redux) aims to tackle some of the odd designs and programming decisions from the original NES classic to revitalize and give new life to the beloved and cherished classic.