[CONT]:
Sentinel
[AUTO]:[Choose a card from your hand, and discard it] When this unit is placed on (GC) from hand, you may pay the cost. If you do, choose one of your units with "
Machining
" in its card name, and it cannot be hit until end of that battle.
[AUTO]:When this unit is retired from (GC), you may
Soul Charge (1)
.