[CONT]: [Sentinel (You may only have up to four cards with "[CONT]:Sentinel" in a deck) [AUTO]:[Counter Blast (1)] When this unit is placed on (GC) from hand during the battle that your vanguard was attacked, you may pay the cost. If you do, call five cards from the top of your deck to (GC). If you have a vanguard with "Ichigo Hitofuri" in its card name and a rear-guard with "Toushirou" in its card name, draw a card.