[What is Discord Quiz Shop and where to find it?]

Can you please help me what is the discord quiz shop and where to find it? Please, please, please!

[trading Pokémon]

22 minutes ago, Thunder_N_Zade_ said:

already have infernape

how about,

i will give: mystic blaziken (mega)

i want: raichu

[trading Pokémon]

Just now, Thunder_N_Zade_ said:

i already have infernape

OK

[trading Pokémon]

I want: Raichu

I will give: Infernape