Bonescythe Sliver (Duels of the Planeswalkers Promos) [Duels of the Planeswalkers Promos 2013] XY121 except "Thunder Dragon Titan" (in

except "Thunder Dragon Titan" (in which case you do not use "Polymerization")

if your opponent Normal or Special Summoned 5 or more monsters this turn (Quick Effect): You can Tribute as many face-up monsters on the field as possible

Set: Battle Pack: Epic Dawn Card type: Normal Spell Rarity: Rare Attack: 0 Defense: 0 Draw 3 cards

and inflict damage to your opponent equal to the ATK lost by that monster because of this effect

Fusion Material Monsters that are listed on a Fusion Monster Card that includes "Elemental Hero" in its card name

Bonescythe Sliver (Duels of the Planeswalkers Promos) [Duels of the Planeswalkers Promos 2013] XY121 except "Thunder Dragon Titan" (inSet: Duels of the Planeswalkers Promos 2013 Type: Creature Sliver Rarity: Rare Cost: {3}{W} Sliver creatures you control have double strike. (They deal both first strike and regular combat damage.) "Their appendages are sharper than our swords and quicker than our bows." Hastric, Thunian scout