Trinket

When Trinket enters the battlefield you may
fight target creature.
Cannonball - {2}{g},{t}: Deal 1 damage to each
creature owned by a target opponent.
—
"a companion in the form of a bear - her (Vex'halia)
own stolen Trinket - to fight alongside her and protect
her fiercely. Also, he is adorable - and gives expert massages."