Amplify

Swirls of red burning light wrap around the target, shedding dim light for 15 feet. The creature must make a Constitution saving throw or every time this creature takes damage, that damage is increased by 1d6. At the beginning of each of this creature’s turn, the creature may repeat the saving throw to end the effect early.

If casted higher levels, the die size increases. At level 5, the die becomes a d8; at level 7, the die becomes a d10; at level 9, the die become a d12