Discarded Marvel

When Discarded Marvel enters the battlefield you get X {e}. (X energy counters)
Pay {e}{e}: Artifacts you control gain indestructible until end of turn.
Pay {e}{e}{e}{e}{e}: Put a +1/+1 counter
on target artifact you control. If that artifact is
not a creature, it becomes a 0/0 Construct artifact creature in addition to it's other types