Since you're so close, the Solar makes a full attack...
Spoiler1st Attack - (1d20+39)[58]
1st Damage - (3d6+18)[26]
1st Confirm - (1d20+39)[57]
2nd Attack - (1d20+34)[41]
2nd Damage - (3d6+18)[28]
2nd Confirm - (1d20+34)[36]
3rd Attack - (1d20+29)[49]
3rd Damage - (3d6+18)[31]
3rd Confirm - (1d20+29)[46]
4th Attack - (1d20+24)[25]
4th Damage - (3d6+18)[23]
4th Confirm - (1d20+24)[38]
Two critical threats...