Pokémon GO: Why Eternatus Is Strong and How to Use It

Eternatus stands out in Pokémon GO because its Poison and Dragon typing removes the standard Fairy-type vulnerability that limits most Dragon types, while its massive Stamina pool provides elite bulk in no-CP-cap formats. To use Eternatus effectively, unlock a second charged move to pair its signature Dragon-type attack with coverage against Steel types, then power it up to at least Level 40 for Master League or Level 30 for PvE raids.

Defensive Typing and Matchup Profile

Traditional Dragon-type Pokémon struggle against Fairy-type attackers like Zacian, Xerneas, and Togekiss. Because Poison resists Fairy damage, Eternatus neutralizes this weakness, taking neutral damage rather than super-effective damage from incoming Fairy-type fast and charged moves.

Its dual typing shapes its full defensive profile as follows:

• Double Resistances: Grass and Poison.
• Single Resistances: Electric, Fire, Water, Bug, and Fighting.
• Weaknesses: Dragon, Ground, Ice, and Psychic.

Eternatus carries no double weaknesses. Opponents cannot exploit a 4x vulnerability to quickly knock it out with fast moves alone, giving it consistent staying power across neutral matchups.

Fast Move Pressure and Charged Move Options

Eternatus relies on Dragon Tail as its primary fast move. Dragon Tail deals heavy Same Type Attack Bonus (STAB) damage and generates steady energy. This high base damage allows Eternatus to chip away at an opponent's health bar and win wars of attrition even when shields are committed.

In charged move slots, running two moves is necessary for competitive viability so that Steel types cannot wall its Dragon attacks:

Master League Performance

In open Master League, where Pokémon scale without a Combat Power limit, Eternatus reaches a maximum CP threshold that rivals top Legendary anchors such as Dialga, Mewtwo, and Groudon.

• Against Fairy types: Zacian and Xerneas cannot safely counter Eternatus with pure Fairy damage. Eternatus can remain in battle, apply fast-move pressure, and threaten super-effective Poison attacks if the opponent refuses to shield.
• Against Steel types: Carrying Flamethrower prevents opponents from using Melmetal, Metagross, or Excadrill as safe walls against your team's backline.
• Against Dragon types: In mirrors and matchups against Origin Forme Giratina, Palkia (Origin), or Dragonite, both sides deal super-effective damage. Eternatus relies on its high HP pool and potential energy leads to outlast opposing Dragon attackers.

Raid Viability and Power-Up Priorities

In five-star and Mega Raids, the combination of Dragon Tail and Dynamax Cannon gives Eternatus high damage per second (DPS) combined with high total damage output (TDO). Its substantial bulk allows it to stay on the field longer than glass-cannon alternatives like Rayquaza or Salamence, lowering the total number of revives needed during a raid.

Allocate your Stardust, Rare Candy, and Candy XL based on your battle focus:

1. Master League Focus: Power Eternatus up to Level 40 minimum (aiming for Level 50 with Candy XL) and buy the second charged attack before entering rated matches.
2. PvE Raid Focus: Power Eternatus to Level 30–35. This delivers a reliable raid anchor without depleting the Candy XL needed for Master League breakpoints.
3. Resource Optimization: Conduct lucky trades with friends to halve the Stardust required for power-ups while attempting to secure high IV spreads with 15 Attack.