Rate the ff. attacks based on the amount of damage they deal to a target vs the target's durability as well as the amount of energy they likely generated. Consider Silver Surfer's standard energy blast as 100.
1) Destroyer's disintigrator beam.
2) Cyclops "get out of my lawn" blast.
3) Thor's Godblast
4) Superman's heat Vision
5) Black Bolt's full power scream
6) Standard Thanos energy blast
7) Green Lantern (Hal) standard energy attack
8) Darkseid's Omega Effect
9) Annihilus' Cosmic Control Rod standard energy attack
Some ppl put his "get out of my lawn" blast at quite a high lvl. However, yeah, as philo said, having some1 on the low end helps measure the power lvls within his tier (such as energy blasts of other mutants).
1) Destroyer's disintigrator beam. 195
2) Cyclops "get out of my lawn" blast. 80
3) Thor's Godblast 195
4) Superman's heat Vision 98
5) Black Bolt's full power scream 110
6) Standard Thanos energy blast 110
7) Green Lantern (Hal) standard energy attack 90
8) Darkseid's Omega Effect 195
9) Annihilus' Cosmic Control Rod standard energy attack 120
1) Destroyer's disintigrator beam. - 1000000
2) Cyclops "get out of my lawn" blast. 0.0002
3) Thor's Godblast - 500
4) Superman's heat Vision - 90
5) Black Bolt's full power scream - 400000
6) Standard Thanos energy blast - 200
7) Green Lantern (Hal) standard energy attack - 100
8) Darkseid's Omega Effect - 1200
9) Annihilus' Cosmic Control Rod standard energy attack - 50