Nebula Hydra
XYZ Monster
DARK Dragon
★4 ATK 2500 DEF 2000
2 Level 4 monsters
Once per turn: You can detach 1 material from this card; draw 1 card.
If a monster is Special Summoned while this card is face-up on the field: You can detach 1 material from this card; destroy 1 card on the field.
You can only use each effect of this card once per turn.