Kody, Maverick's Fury

First Strike
Whenever Kody or another nontoken creature enters the battlefield you may Dual target opponent. Whoever has more creatures in their hand wins the dual. The winner gains 3 life or draws a card, the loser loses 3 life or sacrifices a creature. You may only dual each opponent once each turn.
Whenever Kody attacks, give creatures you control +1 +1 until end of turn, if you have won a dual this turn, they get +2+2 and first strike instead.
Firearm or Steel, you