It's Jinzo! (SBCB-ENS04) - Speed Duel: Battle City Box 1st Edition

"Jinzo" monsters you control are unaffected by your opponent's Skill Cards. Once per turn, during your Main Phase, if you control "Jinzo", you can look at 1 face-down card in your opponent's Spell & Trap Zones, and if it is a Trap, draw 1 card.