Super Vehicroid Jumbo Drill (POTD-EN036) - Power of the Duelist 1st Edition

Steamroid + Drillroid + Submarineroid
A Fusion Summon of this card can only be conducted with the above Fusion Material Monsters. During battle between this attacking card and a Defense Position monster whose DEF is lower than the ATK of this card, inflict the difference as Battle Damage to your opponent.