What's the best ending? Worst ending?

Phantom Liberty

1 - Send Songbird to the Moon
2 - Surrender Songbird to Reed/the FIA
3 - Side with Reed, refuse to kill Songbird
4 - Side with Reed, kill Songbird

Main game

5 - Take the easy way out (kill yourself)
6 - Make a deal with Arasaka
7 - Leave Night City with the Aldecaldos
8 - Attack the space casino, become a legend of the Afterlife
9 - Let Johnny Silverhand keep your body