During your Main Phase: You can Special Summon 1 "Ancient Warriors" monster from your hand, and if you do, take damage equal to its Level x 50.
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 it to any Attribute, then, if you targeted a monster your opponent controls at activation, you can take control of it.
You can only use each effect of "Ancient Warriors Saga - Deception and Betrayal" once per turn.