Union Attack

Yu-Gi-Oh Card: Union Attack
Available from these partners:
Union Attack
Type:Normal Spell
Text:Target 1 face-up monster you control; add up the total ATK of all other face-up Attack Position monsters you currently control, then during the Battle Phase of this turn only, the monster gains that much ATK, but cannot inflict Battle Damage to your opponent, also other face-up Attack Position monsters cannot attack.
Printings: Battle Pack 2: War of the Giants (BP02-EN152)
Legendary Collection 3: Mega-Pack (LCYW-EN083)
Light of Destruction (LODT-EN093)