Chemicritter Hydron Hawk (INOV-EN023) [Invasion: Vengeance]

This card is treated as a Normal Monster while face-up on the field or in the Graveyard. While this card is a Normal Monster on the field, you can Normal Summon it to have it become an Effect Monster with this effect.
<br><b>-</b> You can discard 1 card, then target 1 Gemini monster in your Graveyard; Special Summon it in Defense Position. You can only use this effect of "Chemicritter Hydron Hawk" once per turn.