1ターン消費ジュエル半減（プレーヤー）

Type	Skill
Cost	1
Effect Type	FailCondition
Effect Rate	100
Target	EnemySide
Select Scope	All
Height	99
Range Display
Area Display
Charges	99
Timing	Used
Flags	SelfTargetSelect

Jewels Spent Rate (Add)	-50
Check Target	Target
Check Timing	ActionStart
Turns	2