I can't find out how to get a dragon – DRAGONS MOD FREE - Train Your Dragon for Minecraft Game PC Edition Review

I can't find out how to get a dragon this game is not worth it even though it's free I can't find how to get a dragon I watch all kinds of videos but it didn't work it's not worth it??.
Review by Memawts on DRAGONS MOD FREE - Train Your Dragon for Minecraft Game PC Edition.