Chronojet Dragon (V-EB14/SP15EN) [The Next Stage]

[ACT](VC):[COST][Discard one or more cards with the sum of their grades being 3 or greater from your hand], search your deck for up to one grade 4 card, ride it as [Stand], and shuffle your deck. At the end of the turn, retire that unit, and ride a grade 3 card from your soul as [Rest]. [AUTO](VC/RC):When it attacks, [COST][Counter-Blast 1], and until end of that battle, this unit gets [Power] +5000, and your opponent cannot call Sentinels from his or her hand.