Is it Real/Fake

Flash, Haste, Deathtouch
When Is it Real/Fake enter
the battlefield choose one.
.Destorys all nonland peraments
that are five cmc or higher.
.Does 7 damage to all creatures.
.Roll a d20
1-9 Destory all lands
10-19 Destory all nonland peraments
20 exile all graveyards, non land peraments.