When held in mainhand, upgraded axes now improve gameplay:

Amethyst - Knockback Resistance from wooden(+0.5 kb res) to Netherite(+1 kb res)

Echo - Higher attack damage from wooden(9 attack dmg) to Netherite(12 attack dmg)

Prismarine - Faster attack speed from wooden(1 attack spd) to Netherite(1.4 attack spd)