Twilight Sparkle's Power Ponies counterpart. Here's her card's info:
RB10-EN092:
My Little Pony Masked Matter-Horn
LIGHT / Power Pony / Level 4 / ATK 1600 / DEF 1200
Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by Tributing 1 "My Little Pony Knowledgeable Twilight Sparkle" or "My Little Pony Princess Twilight Sparkle" you control while you control "Pony Power!!" and cannot be Special Summoned by other ways. Once per turn: You can activate 1 of these effects.
- Target 1 card on the field; negate its effects.
- Target 1 card on the field; destroy it.
Common