The following are known Action Replay Codes for Army Men: Sarge’s Heroes on Nintendo 64 (N64).

Device Compatibility: Action Replay & GameShark

Enable Code (Must Be On)
f10507cc2400

All Weapons
8115969e0001

Start With Max Ammo
8115fcbe0001

Immortal (Invincible)
8115fcee0001

Infinite Continues
811596920001

Invisible
811596820001

Tin Solider
811596a20001

Play As Vikki
811609a20008

Play As Plastro
811609a20009

Play As The Big Green One
811609a20007