[CONT]: Sentinel [AUTO]: [Counter Blast (1)] When this unit is placed on (GC) from hand, if you have a "Gear Colossus" vanguard, you may pay the cost. If you do, call five cards from the top of your deck to (GC). Then, choose two of the guardians called with this effect, and you may bind them face up. If you bind the cards, Counter Charge (1), and this unit gets [Shield]+5000 until end of that battle.