Gill in Street Fighter III: playable or not, depending on the version?

Gill is the iconic final boss of the Street Fighter III series. Whether he is playable depends heavily on the version (arcade or console).

Here is a clear breakdown for New Generation, 2nd Impact, and 3rd Strike.

1. Street Fighter III: New Generation

• Arcade (original release): Gill is only the final boss and is not normally playable.
• Console versions (Dreamcast, compilations, etc.): he can be unlocked in some editions.
• Arcade glitches also exist to control him, but that is not official design.

2. Street Fighter III: 2nd Impact

• Arcade: Gill is still a non-playable boss.
• Console: this is the first time he becomes officially playable (after unlocking).

3. Street Fighter III: 3rd Strike

• Arcade: Gill is still not normally playable.
• Console (Dreamcast, PS2, Xbox, Online Edition, etc.): Gill is playable after unlock.
• Even when playable, he is often banned in tournaments because he is extremely overpowered (resurrection, huge damage, and more).

Why is it so complicated?

Gill is designed as an intentionally unfair final boss: extremely strong, with unique abilities (fire + ice, resurrection).

Because of that, Capcom did not want him to break arcade balance. On console, he was often added as a fun bonus or cheat-style character.

Clear summary

• Arcade (all SFIII versions): never normally playable.
• Console: playable (usually unlockable).
• Glitch / hack: possible in some cases, but unofficial.