Snake Arrows

-Cobra Arrow: You gain a +1 bonus to attack and damage rolls with this magic weapon. On hit,target makes DC 13 CON
saving throw taking 4d4 poison damage on a fail & poisoned. Target takes half
as much damage and is not poisoned on success.
-Viper Arrow: On hit, target makes DC 10 CON saving throw
taking an extra 2d4 poison damage on a fail or half as much damage on a success.