No. 642 · Generation 5
Thundurus
It's one of the guardians of Storm Plant: it waits on floor 25.
Where to find it
Guardians don't show up lost: you have to beat them on their floor.
How to get it
GuardianBeat it on its floor. It may stay at your haven; if it gets away, it's more likely to stay next time.
Evolution
It doesn't evolve. Instead it awakens when it reaches levels 20 and 40 of the expedition, and gets stronger.
Attacks
It has its type's basic attack, which fires on its own, and two specials you pick before leaving.
BasicThunder ShockFires on its own at the nearest enemy, and the shot follows it.
SpecialThunderboltLands on the enemy you aim at, if it's in sight and within range. If the enemy is soaked, it chains to the soaked enemies near it.
SpecialThunder WaveA wave around you that reaches everyone near you. Leaves the enemy paralyzed.
SpecialSparkLaunches you towards where you aim and damages whatever you pass through. Leaves the enemy paralyzed.
SpecialElectric TerrainLeaves a zone on the ground that deals damage while it lasts. Leaves the enemy paralyzed.
SpecialWing AttackHits everything in front of you in a line.
SpecialRoostHeals anyone inside its area, you included. It only works with enemies nearby.
SpecialAerial AceLaunches you towards where you aim and damages whatever you pass through.
SpecialAir CutterBursts at the spot you aim at.UltimateGigavolt StormIt charges as you fight. It wipes out the enemies around you.