The sim lied really bad on this one, said i wouldnt lose anything with 40k bc so i sent 45k just to be safe, and still lost a decent amount. Just goes to show you, even I dont always get 0 loss.

The attacker has won the battle !
You receive 1269894 units of Metal, 1927231 units of Crystal and 356190 units of Deuterium.
The attacker has lost a total of 27.020.000 units.
The defender has lost a total of 390.289.500 units.
A debris field containing 62.239.500 units of Metal and 24.574.200 units of Crystal has formed in orbit around the planet.
The probability of creating a moon is : 19 %

one word... OCTOPUS...tentaculous monster