I just met a not-troll

That...guy:
Here are his offers

1. me crysis maximum, he 4x dota 2

[...] Me: are you serious?!
He: it is 28 € on store! great offer!

[...]
2.assassins creed brotherhood for 4x dota 2

3 two worlds 2 velvet for 2x dota 2

[Me: sends him trololol song]<--- he : hahaha funny, but now back to the trade

4 two worlds 2 + assassinnns creed brotherhood for 3xdota

5 offer 3 again

[he is spamming, i send him "you are blocked" song]

6 two worlds 2 + brotherhood for 4x dota + 1 force of nature
[me : blocks]

what ?