MB-CLS500

I bought a cl600 2007 from copart auciton and it came with broken starter also with a hoke in oil pan car cranks maybe 2 lr 3 revolutions and it stops aslo it was written on car do not start no oil its obviuos that somebody started car without oil i triend to rotate crank pulley and it rotated hard what damage do you think there is in the engine? My guess is crank bearing and other bearing do you thinks damage could be worse if