Board Thread:General Discussion/@comment-45.19.196.241-20150719033339/@comment-26517989-20150719043512

Use your metal keys in the vortex gate. 1 Key for metal parade is 15 Energy Runs. 3 Keys will cost 30 Energy and 5 keys will cost 50/60 Energy. These metal units give a large amount of EXP, ranging from 1500 to 227000 EXP.