GTF Draco: 0 %HP, "untargetable", "carry no damage"
GTD Erebus and GTD Erebus#player: 1 %HP, "untargetable"
GVF Set Mace: 0 %HP, "untargetable"
GVF Horus-Ur: 90 %HP, "untargetable"
Vishnan Preserver: 0.5 %HP, "untargetable"
UEF Kentauroi (as an example of "this way does not work"): 15 %HP, "untargetable"
UEF Uriel: 15, 6, 100 or 10 %HP, "untargetable"
UEF Izra'il: 0 %HP, "untargetable"
UEB Durga: 15 or ? %HP, "untargetable"
UEB Vajradhara: 0 %HP, "untargetable"
UEB Lapith: 80, 15, 20, 40 or 50 %HP, "untargetable"
UED Solaris and UED Solaris#Toutatis: 0 %HP, "untargetable"
UEI Ceres: 4 or 8 %HP, "untargetable"
UEI Ceres#Resupply: 4, 5 or 10 %HP, "untargetable"