You can use each effect among the (1)st and (2)nd with this card’s name only once per turn.
(1) During your Main Phase: You can Special Summon 1 “Ancient Warriors” monster from your hand, and if you do, you take damage equal to its Level x 100.
(2) You can send this face-up card from your Spell & Trap Zone to the GY, then target 1 “Ancient Warriors” monster on the field; change its Attribute, then, if you activated this effect by targeting a monster your opponent controls, you can take control of it.