Yes, you do have to recharge.
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Start of turn 1
The foe's Liepard used Assist!
The foe's Liepard used Blast Burn!
A critical hit!
Shuckle lost 84 HP! (34% of its health)
Shuckle used Earthquake!
The foe's Liepard lost 11% of its health!
Start of turn 2
The foe's Liepard must recharge!
Shuckle used Earthquake!
The foe's Liepard lost 10% of its health!