Revavroom

It creates a gas out of poison and minerals from rocks. It then detonates the gas in its cylinders— now numbering eight—to generate energy.

Ability — Rumbling Engine: You must discard an Energy card from your hand in order to use this Ability. Once during your turn, you may draw cards until you have 6 cards in your hand.

Knock Away (90+): Flip a coin. If heads, this attack does 90 more damage.