Catra, Exiled

When Catra, Exiled enters the battlefield, discard
your hand and draw 3 cards.
The first time Catra, Exiled deals combat damage
to a player each turn, gain control of target
creature defending player controls. Untap it. It
gains haste until end of turn. After this phase,
there's an additional combat phase.
"Now, who's the strongest in the Crimson Waste?"