Blind Spot - 7 AP Entering his enemy's minds, Professor X blocks any sensory input that might reveal his presence. Professor X creates an invisibility tile that targets him, if one does not exist. Level Upgrades Level 2: While invisible, if this character makes a match, they strengthen 1 friendly special tile by 58. Level 3: While invisible, if this character makes a match, they strengthen 2 friendly special tiles by 59. Level 4: While invisible, if this character makes a match, they strengthen 2 friendly special tiles by 120. Level 5: While invisible, if this character makes a match, they strengthen 4 friendly special tiles by 121. Max Level Level 3 - Strengthens 2 tiles by 115 Level 4 - Strengthens 2 tiles by 236 Level 5 - Strengthens 4 tiles by 238