Regal Bonding

When Regal Bonding enters the battlefield, target
non-Dragon creature you don't control and target
Dragon you do control gains protection from each
other and must attack together each combat if able.
At the beginning of combat, attacking players may
pay {r} or {w}. If a player pays {r}, they gain control
of the targeted Dragon creature until end of turn
but can't attack it's owner. If a player pays {w}, they
gain control of the targeted non-Dragon creature
until end of turn and can't at