[
Stride
]-Stride Step-[Choose one or more cards with the sum of their grades being 3 or greater from your hand, and discard them] Stride this card on your (VC) from face down.
[ACT](VC)[1/Turn]:[Counter Blast (1)] If you have a heart card with "
Sanctuary Guard
" in its card name, choose one of your grade 1 or less rear-guards, and until end of turn, it gets "[CONT](RC):This unit gets [Power]+3000 for each of your grade 1 or less rearguards." and "[AUTO](RC):When this unit's attack hits a vanguard, choose one of your vanguards, and it gets [Power]+10000/[Critical]+1 until end of turn.".
Please note that there is an errata in this card's English image. This page is using the correct text to describe it.
That dragon, is also said to have control over the stars.