Grimblegalk, Sentenced Omen

Flash
When Grimblegalk, Sentenced Omen enters the battlefield, copy target instant or sorcery spell
and counter target instant or sorcery spell. Then sacrifice it unless it escaped.
Escape - {u}{u}{u}{r}{r}{r}: Exile 6 other cards from
your graveyard. Return Grimblegalk, Sentenced
Omen from your graveyard to the battlefield.