Eric Daneking

Partner with Karhmeca Strong Wing (When this creature enters the battlefield, target player may put Karhmeca into their hand from their library, then shuffle.)
Eric Daneking attacks each combat if able.
Whenever Eric Daneking attacks, it gets +2/+0 until end of turn.
Dragons your team controls attacks each combat
if able and have "Whenever this creature attacks, it gets +2/+0 until end of turn.