None
0 item num
0 effect
0 upgrade1
0 upgrade2
0 upgrade3
0 upgrade4
--
C4
1 item num
0 effect (no effect)
0 damage upgrade
0 explosion size upgrade
0 capacity upgrade
0 timer/trigger upgrade
--
Syringe
2 item num
1 effect (heal player)
0 heal amount (starts at 25% max health, then 25% extra for each upgrade, up to 200%. extra amount saved for second heal)
0 smart heal (only use enough to max out HP, save the rest for more heals)
0 not used
0 not used
--
Shield
5 item num
3 place projectile absorbing shield in front of hero
0 increase strength of shield, able to absorb more projectiles 
0 increase size of shield 
0 increase re charge rate
0 not used
--
Hookshot
3 item num
0 effect (no effect)
0 range
0 not used
0 not used
0 not used
--
IceBoots
6 item num
4 slip less on ice
0 decrease the amount slipped on ice
0 not used
0 not used
0 not used
--
MudBoots
7 item num
5 increase speed in mud
0 increase the speed in mud
0 not used
0 not used
0 not used
--
Helmet
4 item num
2 reveal secrets in limited range area
0 increase the range of the helmets effects
0 not used
0 not used
0 not used
--
Orb
8 item num
6 disrupts holograms
0 not used
0 not used
0 not used
0 not used
--