A cannon that resembles Princess Cadence, Shining Armor's wife. The card's info says:
RB10-EN043:
Wife Cannon
Normal Spell
When you control "My Little Pony Shining Armor" and "My Little Pony Princess Cadence": Target that "My Little Pony Princess Cadence"; equip "My Little Pony Shining Armor" to that target; this turn, "My Little Pony Princess Cadence" can attack your opponent directly.
Common