Sandra, Silver Tongued

When Sandra, Silver Tongued enters the battlefield, other creatures you control become a
copy of target creature you do not control.
{u}{r}{t}: Target creature you control becomes a
copy of target nonlegendary creature you do not control.
{5}{b}: Creatures you control get +X/+X until end
of turn, where X is the number of nonland permanents you control which share a name.