Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand) while the total ATK of all monsters your opponent controls is higher than the total ATK of all monsters you control. You can use the [(1)st] effect with this card’s name only once per turn.
(1) You can target any number of Beast, Beast-Warrior, and/or Winged Beast monsters you control; for the rest of this turn, your “Alpha, the Master of Beasts”(s) cannot attack directly, also return the targeted monsters to the hand, then return to the hand face-up monsters your opponent controls equal to the number you first returned.