Argo Siren, Synell

[AUTO]:When this unit is placed on (RC), if you have a vanguard with "Argo Siren" in its card name, [COST][Counter-Blast 1], search your deck or drop for up to one Tiding card, reveal it and put it into hand, and if you searched the deck, shuffle the deck. [CONT](RC):If your opponent's vanguard is grade 3 or greater, and a Tiding was put into your order zone this turn, this unit gets [Power] +5000.