Hydreigon is a Dark/Dragon-type Pokemon in Pokemon GO, originally from the Unova region (#635, Generation 5). With a max CP of 4,098 and base stats of 256/188/211 (Atk/Def/Sta), Hydreigon has a total stat product of 655. Hydreigon's best moveset is Bite and Brutal Swing, making it a competitive Dark-type attacker for raids.
Hydreigon is weak to Fairy, Bug, Dragon, Fighting, Ice-type moves (double weak to Fairy). It resists Psychic, Dark, Electric, Fire, Ghost, Grass, Water-type attacks. Hydreigon is a 5.0 km buddy Pokemon.
Stats
Type Chart
Rankings
Bite
Brutal Swing
Moves
Fast Moves
Charged Moves
Best Moveset Analysis
For raids and gym battles, Hydreigon's best offensive moveset is Bite combined with Brutal Swing, achieving 14.6 DPS and 323 TDO as a Dark-type attacker (ranked #25, Tier C).
Among fast moves, the highest DPS option is Bite (12 DPS), while Bite generates energy the fastest (8 EPS). Note that Brutal Swing is an Elite TM move and cannot be obtained through regular TMs.
Forms & Variants
Raid Guide
Hydreigon as Raid Boss
Not Currently in RaidsHydreigon is not currently available as a raid boss. When Hydreigon returns to raids, here are the best counters to defeat it. A 100% IV Hydreigon from raids would have 2071 CP at level 20, or 2589 CP at level 25 with weather boost.
Best Counters to Beat Hydreigon
Hydreigon is weak to Fairy, Bug, Dragon, Fighting, Ice-type moves, so counters with these move types will deal the most damage.
Hydreigon as Raid Counter
Hydreigon is an effective raid counter against the following Pokemon.
How to Get Hydreigon
Hydreigon evolves from Zweilous using 100 Candy.
A Shadow version of Hydreigon is available from Team GO Rocket. Shadow Hydreigon knows Frustration as its charged move, which can be removed with a Charged TM. Purifying costs 5,000 Stardust and 5 Candy, and the purified form learns Return. Walking Hydreigon as your buddy earns 1 candy every 5.0 km.
Hydreigon Catch CP
These are the possible CP values when encountering Hydreigon in different scenarios. The range shows minimum (lowest IV floor) to maximum (100% perfect IV).
A 100% IV Hydreigon from raids or eggs will show 2,071 CP at level 20. If you see this number, don't hesitate — it's a perfect catch!
Trainer Tips
Hydreigon is a Dark/Dragon-type Pokemon with a stat total of 655. With its high Attack stat (256), Hydreigon is best suited for offensive roles in both raids and PvP.
Be careful of Hydreigon's double weakness to Fairy-type moves, which deal 156% increased damage. Opponents with these move types can take down Hydreigon very quickly.
Hydreigon's moves get a damage boost in Fog and Windy weather. Take advantage of weather conditions to maximize your DPS in raids and gym battles.
Unlocking a second charged move costs 75,000 Stardust and 75 Candy. With 5 charged moves available, a second move gives Hydreigon much better coverage in PvP battles.
Should I Invest in Hydreigon?
Power-Up Costs
Verdict
Low Priority
Hydreigon ranks #25 as a Dark-type attacker with a Tier C rating, meaning stronger options are readily available. With a max CP of 4,098 and base stats of 256/188/211, its overall performance in raids falls behind top-tier competitors. Unless Hydreigon is a personal favorite or you have surplus Stardust and Candy, your resources are better spent on higher-ranked Dark-type attackers. Keep one for your collection but skip the power-up investment for now.
Shadow vs Regular: Shadow Hydreigon deals 20% more damage but takes ~20% more. For raids, Shadow is generally the better investment. For PvP, evaluate matchups carefully — the bulk loss can be significant.