1 Tuner + 1 or more non-Tuner monsters
If this card is Synchro Summoned: It gains 800 ATK for each card currently in your hand. When this card you control is destroyed by your opponent s card (by battle or by card effect) and sent to your Graveyard, if all the monsters that were used for the Synchro Summon of this card are in your Graveyard: You can Special Summon all of them, but their effects are negated. You can only use this effect of Ascension Sky Dragon once per turn.