Chthonian Blast [DR04-EN110] Common 33 You can only use this

You can only use this effect once per turnm during your Main Phase

If this card is Tributed for a Tribute Summon: You can activate this effect

Once per turn: You can detach 1 Xyz Material from this card to target 1 monster on the field or in either player's Graveyard

If you control a monster

Set: Duel Terminal 4 Card type: Tuner Monster Rarity: Common Attack: 100 Defense: 1600 When this card is discarded to the Graveyard

Chthonian Blast [DR04-EN110] Common 33 You can only use thisSet: Dark Revelation Volume 4 Card type: Normal Trap Rarity: Common Attack: 0 Defense: 0 Activate only when a face up monster you control is destroyed sent to the Graveyard. Destroy 1 face up monster with the lowest ATK and inflict damage to both players equal to half of its ATK.