For collecting Stones to evolve see the table below. This does not included Event Deals, Event Deals may or may not offer more Stones in an alternate way.
Blasts all foes, stunning them in tornadoes of sand. Foes that are level X or lower are guaranteed to be stunned for 2.5 seconds. Other foes are only stunned for 0.5 seconds.
X = skill level
Pyromania
Breathes fire, scorching foes in front of him for X magic damage.
X = 300 + skill power x 80% + 16 x skill level
Damage type:
Magic Damage
Fire Damage
Incinerate
Launches a fireball that deals X magic damage. Foes hit also take Y magic damage over 8 seconds.
X = 340 + skill power x 60% + 12 x skill level
Y = 400 + skill power x 10% + 20 x skill level
Damage type:
Magic Damage
Fire Damage
Damage Over Time
Wildfire
Launches a rolling fireball that deals X magic damage to each foe hit.
X = 420 + skill power x 40% + 8 x skill level
Damage type:
Magic Damage
Fire Damage
Brush Fire
Dust Devil and his allies do X more damage to foes who are stunned.
X = 60% + 1 x skill level
Legendary Quest
Brush Fire
Dust Devil and his allies do more damage to foes who are stunned.
Stage
Name
Requirement
1
Exisssstential Crisssisss
Don’t use Dust Devil in any mode for 6 consecutive days.
2
Ssssore Mussssclesssss
Sacrifice a single
item 5 days in a row.
3
Colissseum Ssshowdown
Win a single Coliseum attack while ranked “Silver V” or higher.