Delayed Blast Fireball level 7 A duplicate's AC equals 10

A duplicate's AC equals 10 + your Dexterity modifier

but it can't enter another plane of existence

you instead create a 20-foot tall wave that travels from one side of the area to the other and then crashes down

all other elements of the illusion remain

Delayed Blast Fireball level 7 A duplicate's AC equals 10A beam of yellow light flashes from your pointing finger, then condenses to linger at a chosen point within range as a glowing bead for the duration. When the spell ends, either because your concentration is broken or because you decide to end it, the bead blossoms with a low roar into an explosion of flame that spreads around corners. Each creature in a 20 foot radius sphere centered on that point must make a Dexterity saving throw. A creature takes