Reactan, Dragon Ruler of Pebbles (BLMM-EN121) - Battles of Legend: Monster Mayhem 1st Edition

You can discard this card and 1 Dragon or EARTH monster; Special Summon 1 "Redox, Dragon Ruler of Boulders" from your Deck, but it cannot attack this turn. You can only use this effect of "Reactan, Dragon Ruler of Pebbles" once per turn.