Exotic Upgrade Tree 20

All upgrades are multiplicative unless stated otherwise.

Icon	Name	Increases	Base cost	Effect per level	Base level requirement
	Raining gold	Gold earnings	1920	35%	401
	All main attributes	Main attributes of all heroes and guardians	1920	30%	401
	Guardian power	Damage of all guardians	480	35%	402
	Firestone effect	Firestone effect	1320	30%*	402
	Fist fight	Main attributes of all melee heroes	960	35%	403
	Precision	Main attributes of all ranged heroes	960	35%	403
	Magic spells	Main attributes of all spellcaster heroes	960	35%	404
	Prestigious	Firestones earned after prestige	1920	30%	404
	Skip stage 8200–8400	Chance to skip a stage between 8200 and 8400	240	1%*	405
	Skip wave 8200–8400	Chance to skip a wave between 8200 and 8400	240	1%*	405
	Skip stage 8400–8600	Chance to skip a stage between 8400 and 8600	240	1%*	406
	Skip wave 8400–8600	Chance to skip a wave between 8400 and 8600	240	1%*	406

* additive effect

The total cost to finish tree 20 is 680,640 exotic coins.

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