Power Rangers: Season 7, Episode 15

7 - 15: Redemption Day (10)

The Scorpion Stinger, leaking fuel, begins to drain energy from Terra Venture's Mountain Dome. Seizing an opportunity to destroy Scorpius once and for all, The Magna Defender intends to erupt the volcano in the dome and cause a chain reaction that will eliminate his enemy. The Rangers battle The Defender to prevent a full-scale massacre of the colony, whilst Leo finally discovers the truth behind Mike's true fate...