Use the last letter

[Barbas]

Null.

 

[Johnny Novgorod]

Libbard

 

[Barbas]

Dreadnought.

 

[Johnny Novgorod]

Typhon

 

[Barbas]

Nibble.

 

[Johnny Novgorod]

Evangelion

 

[Barbas]

Nordic.

 

[Troublesome Lagomorph]

Cancer.

 

[Barbas]

Rapturous.

 

[Johnny Novgorod]

Sachiel

 

[UltraDeth]

Lecherous

 

[Barbas]

Sly.

 

[UltraDeth]

Yachter

 

[Barbas]

Regalia.

 

[Scarim Coral]

Alpha

 

[Barbas]

Ache.

 

[Johnny Novgorod]

Earache

 

[AZT00Z]

Echidna

 

[TheRiddler]

Arachnid.

 

[UltraDeth]

Dipstick