Rogue, Southern Brawl

At the beginning of combat on your turn, put a
-1/-1 counter on up to one target creature.

{1}: Until your next turn, Rogue, Southern Brawl
becomes a copy of target creature with a counter on
it, except it's 7/5 and it has this ability.

"Children, y'all got no idea about hardcore. But
Ah'm just the one t' teach you."