Implosion

School of Earth Magic
Level 1
Magic Arrow *
Shield
Slow
Stone Skin
View Earth
Level 2
Death Ripple
Quicksand
Visions *
Level 3
Animate Dead
Anti-Magic
Earthquake
Force Field
Protection from Earth
Level 4
Meteor Shower
Resurrection
Sorrow
Town Portal
Level 5
Implosion
Summon Earth Elemental
School of Air Magic
School of Fire Magic
School of Water Magic

Implosion
	School:	earth magic
	Level:	5th
	Cost:	30
	Duration:	instant
Basic Effect
Target, enemy troop receives (100 + (power × 75)) damage.
Advanced Effect
Target, enemy troop receives (200 + (power × 75)) damage.
Expert Effect
Target, enemy troop receives (300 + (power × 75)) damage.
Probability of occurrence (%):
Castle
Rampart
Tower		(*)
Inferno
Necropolis
Dungeon
Stronghold
Fortress
Conflux
Cove
Factory
* Without Library

From the direct damage spells with a damage dealing capability of 300 + (power × 75), it is the most destructive spell for a single creature stack. From the spells that can cause collateral damage, Armageddon is the most destructive.

Implosion also has the highest slope value of 75, which means that for every point power increases Implosion does 75 points more damage. In comparison, Armageddon has 50, Chain Lightning has 40 and Magic Arrow has 10.

Units immune to Implosion: Magic Elementals Black Dragons