veran golgari diplomate

when Veran, Golgari diplomate enters or leaves the battlefield gain life equal to all creatures in all graveyards, exile, and the battlefield times two
{t}{b/g}{b/g}{b/g} create 1/1 insect tockens = to the life gained by Veran, Golgari diplomat
{t}{b/g}{b/g} exile Veran, Golgari diplomate then return it to the battle field