Combat Wheel (MP24-EN272) - 25th Anniversary Tin: Dueling Mirrors 1st Edition

1 Tuner + 1+ non-Tuner monsters
The first time this card would be destroyed by an opponent's card effect each turn, it is not destroyed. Once per turn, during your opponent's Battle Phase (Quick Effect): You can discard 1 card; this card gains ATK equal to half the total ATK of all other monsters you currently control, then place 1 counter on this card, also for the rest of this turn, your opponent's monsters cannot target monsters for attacks, except this one. If this card with a counter is destroyed by battle: Destroy all monsters you control.