Game ⇓ | Flavour Text ⇓ |
| Red/Blue | It accumulates negative ions in the atmosphere to blast out 10000- volt lightning bolts. |
| Yellow | A sensitive POKé MON that easily becomes sad or angry. Every time its mood changes, it charges power. |
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| Gold | It concentrates the weak electric charges emitted by its cells and launches wicked lightning bolts. |
| Silver | Every hair on its body starts to stand sharply on end if it becomes charged with electricity. |
| Crystal | The negatively charged ions generated in its fur create a constant sparking noise. |
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| Ruby/Sapphire | JOLTEON’s cells generate a low level of electricity. This power is amplified by the static electricity of its fur, enabling the POKéMON to drop thunderbolts. The bristling fur is made of electrically charged needles. |
| Emerald | Its cells generate weak power that is amplified by its fur’s static electricity to drop thunderbolts. The bristling fur is made of electrically charged needles. |
| FireRed | If it is angered or startled, the fur all over its body bristles like sharp needles that pierce foes. |
| Leaf Green | It accumulates negative ions in the atmosphere to blast out 10,000-volt lightning bolts. |
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| Diamond/Pearl | It controls 10,000-volt power and can raise all the fur on its body as if it were sharp needles. |
| Platinum | If agitated, it uses electricity to straighten out its fur and launch it in small bunches. |
| Heart Gold | It concentrates the weak electric charges emitted by its cells and launches wicked lightning bolts. |
| Soul Silver | Every hair on its body starts to stand sharply on end if it becomes charged with electricity. |
| Black | If agitated, it uses electricity to straighten out its fur and launch it in small bunches. |
| White | If agitated, it uses electricity to straighten out its fur and launch it in small bunches. |
