[AUTO]:[Choose a grade 3 card with "Honorary Professor" in its card name from your hand, and discard it] When this unit is placed on (VC) by riding from "Honorary Professor, Chatnoir", you may pay the cost. If you do, choose up to one face down "Omniscience Dragon, Cath Palug" or "Immortality Professor, Brahmananda" from your G zone, and [Stride] it on (VC). If you [Stride], you cannot [Stride] until end of turn.