[AUTO]:When this unit is rode upon by "Blue Deathster, "Skyenforcer" Stelvein", if your soul has "Blue Deathster, Sora Piriod", search your deck for up to one grade 1 Strategy card, reveal it and put...
[AUTO]:When this unit is rode upon by a grade 3 card with "Avantgarda" in its card name, if your soul has "Blue Deathster, Sora Piriod", search your deck for up to one grade 2 Strategy card, reveal...
[ACT](VC)1/Turn:If your soul has "Blue Deathster, Sora Piriod", COST [put a Strategy card from order zone into soul], draw a card, until end of turn, this unit gets [Power]+5000, and...