Birthday Celebration, Frieren (SR)

[CONT] If you have 2 or more other "Adventurer" or "Magic" characters, this card gets +7000 power.
[AUTO] [Put 1 event from your hand into your waiting room] When this card is placed on the stage from your hand, you may pay the cost. If you do, choose 1 "Birthday Celebration, Fern" in your waiting room, and put it in any position of your stage.