Unlock tesla coil
UNLOCK_TESLA_COIL93.2%

Achievements and their recorded unlock rates.
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UNLOCK_TESLA_COILUNLOCK_DAMAGE_REDUCTIONUNLOCK_CHARGE_ENGINEUNLOCK_PENDRAGONGOOD_ENDINGUNLOCK_NEEDLESWALLOW_WINBAD_ENDINGUNLOCK_SIDEWINDERUNLOCK_VOLTONUNLOCK_DAMAGE_TWICEUNLOCK_ILMENITE_HULLUNLOCK_ILMENITE_ROUNDSUNLOCK_BURST_LASERVOLTON_WINNEEDLE_WINPENDRAGON_WINSIDEWINDER_WINUNLOCK_ILMENITE_ENGINERICH