If this card is in your GY and you control no cards: You can Special Summon both this card, and 1 Level 4 or lower Dragon monster from your hand in Defense Position, but banish this card when it...
2+ Thunder monsters If this card is Link Summoned: You can target 1 of your gThunder Dragonh monsters that is banished or in your GY; apply that targetfs effect that activates by discarding itself...
2+ Thunder monsters
If this card is Link Summoned: You can target 1 of your gThunder Dragonh monsters that is banished or in your GY; apply that targetfs effect that activates by discarding itself...