One ironic reason Trump is not able secure a bond"...is... fraudulently valuing his properties, no person or company who can put up the bond can trust that his properties will be adequate collateral.
https://www.rawstory.com/trump-bond-ironic-fraud/
Add in the additional factor, real value, does he really own it, then factor in if he loses the case the state takes the property.
Nah, pass.