Zeus of Olympia

Zeus cannot enter the battlefield if Hera of Samos is.
When Zeus enters play exile all other God cards.
{r}{t} Zeus deals 3 damage to target creature
or player.
{2}{w}{w}{t} Put a 3/3 Heroic Soldier creature onto
the battlefield.
All Heroic creatures gain double strike.
All non-Heroic Soldier creatures gain first strike.
When Zeus leaves play return all exiled God cards.