Crimson Death space marine army #3 - RT207 Deredeo pattern dreadnought.

Another rogue trader era dreadnought, although this one isn't as heavily armed as the other of this class.

Tree from model railway shop

Citadel 25mm ST23 Star Trek - Saurians

One of these is converted to cover him in fur for a race called the Torang in a game we played. He's a captain in the Imperial Torang Navy.

The other one was painted purple.

QT Models 1:300 Starhound SH6 Hawk conversion

This ship is converted to look like hawk's ship from the 80s TV series 'Buck Rogers in the 25th Century'

Here's what the actual ship looked like

Citadel 25mm BDD10 D&D red dragon

This was one of the officially licensed Dungeons and Dragons boxed sets released in 1986. Painted at the time, he lived in the figure cabinet at GW Hammersmith.

Citadel 25mm C11 Halflings - Oni

I'm thinking these should probably have been in the C05 Oriental Heroes range rather than halflings, and I can only  find reference to the mace miniature. Oni are a sort of cross between a demon and a goblin in Japanese mythology.

Some close ups: