- Big "NO!": By Bloom after Tecna is sucked into the portal before it closes.
- Bittersweet Ending: The portal is closed and Andros (and thus the entire magical dimension) is saved, but Tecna is seemingly dead. A later episode reveals she isn't.
- Disney Death: The other characters believe Tecna died in the process of closing the Omega Portal, but discover a few episodes later that she survived.
- Heroic Sacrifice: Tecna willingly enters the unstable Omega Portal to close it from the inside, earning her Enchantix powers in the process. With her new powers, she manages to close the portal, but ends up trapped inside the Omega Dimension with no means of escaping on her own.
- Wham Episode: Tecna has vanished to the Omega Dimension, leaving the Winx shy of one member.
Recap / Winx Club S 3 E 13 One Last Fluttering Of Wings
Also known as Point Of No Return in the 4Kids dub and Tecna's Sacrifice in the Nickelodeon dub.