Demonic Index, Unideon (U) S-BT06

■ If a «Wydar Sarkal» monster is on your field, all «Wydar Sarkal» on your field cannot be destroyed by your opponent's card effects, returned to hand by your opponent's card effects, and their abilities cannot be nullified by your opponent's card effects.

■ At the start of the attack phase, if three or more «Wydar Sarkal» are on your field, draw two cards, and for this turn, all «Wydar Sarkal» on your field get power+10000, defense+10000, and [Double Attack].