Redox, Dragon Ruler of Boulders

If this card is in your hand or GY: You can banish a total of 2 EARTH and/or Dragon monsters from your hand and/or GY, except this card; Special Summon this card. During your opponent's End Phase, if you control this Special Summoned card: Return it to the hand. You can discard this card and 1 EARTH monster to the GY, then target 1 monster in your GY; Special Summon that target. If this card is banished: You can add 1 EARTH Dragon monster from your Deck to your hand. You can only use 1 "Redox, Dragon Ruler of Boulders" effect per turn, and only once that turn.