Stern Mentor is a Magic: The Gathering card. Compare listings from Singapore Magic: The Gathering sellers on CardJio, then jio them on WhatsApp.
Mana cost
{3}{U}
Mana value
4
Type
Creature — Human Wizard
Color
Blue
Color identity
Blue
Power/Toughness
2/2
Keywords
Mill, Soulbond
Card Text
Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.)
As long as this creature is paired with another creature, each of those creatures has "{T}: Target player mills two cards."