Well, with "a bit" of hax, 600+ dmg is possible turn one, see earlier post.
AKA you make chaos lord superbuff dragon, then you chaos seed and pandemonium TU it over and over.
And I assume no pets.
With pet phoinex:Cremate,cremate, Snova, Snova, Ruby Dragon, adrenaline, TU, gas. 20+20=40Blow up gas. Draw and play Golem. 20+20+20+7=67. Total 107, or titan for 108. Grow Golem, drawn and play Titan. 20+20+9+8 = 75 Totals for 182.