Trap Dustshoot (CP05-EN005) - Champion Pack 5 Unlimited Number_POTD-EN020 If damage calculation is performed

If damage calculation is performed involving this Fusion Summoned card

except "Satellarknight Unukalhai"

Card Text"""Elemental Hero Bubbleman"" + ""Elemental Hero Clayman""

Card TextBlack Luster Soldier + Blue-Eyes Ultimate Dragon // This monster cannot be Special Summoned except by Fusion Summon

Trap Dustshoot (CP05-EN005) - Champion Pack 5 Unlimited Number_POTD-EN020 If damage calculation is performedTypenull Normal Trap AttributeTRAP Card TextYou can only activate this card when your opponent has 4 or more cards in their hand. Look at your opponent's hand, then select 1 Monster Card and return it to its owner's Deck. Then shuffle the Deck.*