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ムゲンダイビーム Eterna Beam
Eternabeam VIII.png
Introduced: Generation VIII
Battle Data
Type: Type Dragon.gif
Category: Type Special.gif
Power: 160
Accuracy: 90%
PP: 5, max: {{{max_pp}}}
Priority: 0
Contact: No
Affected by
Magic Coat: No
Magic Bounce: No
Bright Powder: No
Detect/Protect: Yes
Snatch: No
Mirror Move: Yes
King's Rock: Yes

Eternabeam is a Dragon-type move introduced in Generation VIII. It is one of the two signature moves of Eternatus with Dynamax Cannon, and is currently the strongest Dragon-type move in terms of base power, with only Z-Moves and G-Max Moves being stronger.


Games Description
SWSH This is Eternatus's most powerful attack in its original form. The user can't move on the next turn.


In battle

When used, it will deal damage. After using Eternabeam, the user can't attack the next turn, unless the move misses.


By leveling up

Pokémon Type Egg groups Level
890.png Eternatus Poison/Dragon Undiscovered 88
Bold indicates this Pokémon receives STAB from this move.
Italic indicates an evolved or alternate form of this Pokémon receives STAB from this move.


  • Using Eternabeam is the only other way to see Eternamax Eternatus outside of the battle against it in the main game story.
    • Ironically, the Eternamax Eternatus encountered during the main game story cannot use this move, as it is not a Max Move.


Main series