
Rattler II is a common Tier II assault rifle in ARC Raiders. Somewhat effective against ARC armor plating.

Fully automatic assault rifle. A cheap offensive option, but has to be reloaded 2 bullets at a time.
Compare the material costs, upgrade bonuses, repair requirements, and recorded quest rewards for every Rattler tier.
| Tier | Upgrade cost | Upgrade bonuses | Repair cost | Quest source |
|---|---|---|---|---|
| Rattler I Durability 100/100 | Base tier | — | 1× Mechanical Components + 2× Rubber Parts Restores 50% durability | — |
| Rattler II Durability 110/110 | 10× Metal Parts + 10× Rubber Parts | — | 2× Mechanical Components + 1× Rubber Parts Restores 50% durability | — |
| Rattler III Durability 120/120 | 3× Mechanical Components + 1× Simple Gun Parts | Upgrade Modifiers: +8 Magazine Size | 2× Mechanical Components + 1× Simple Gun Parts Restores 50% durability | — |
| Rattler IV Durability 130/130 | 3× Mechanical Components + 1× Simple Gun Parts | — | 3× Mechanical Components + 2× Simple Gun Parts Restores 50% durability | — |
Upgrade Rattler I to Rattler II at the level 1 Gunsmith with 10 Metal Parts and 10 Rubber Parts.
