You can discard this card; activate 1 of these effects.
● Add 1 non-WIND "Roid" monster from your Deck to your hand.
● This turn, the activation of your cards and effects that include an effect that Fusion Summons a Fusion Monster cannot be negated, also your opponent cannot activate cards or effects when a monster is Fusion Summoned this way.
You can only use this effect of "Dragonroid" once per turn. Once per turn, if this card is in your GY: You can make this card in the GY become a Dragon monster until the end of this turn.