Electroencephalography (EEG) and a braincomputer interface (BCI) are relatively young technologies, that in some cases could replace the classic computer mouse control. We are using EEG and BCI to control computer games, which have always been very popular with people of all ages. In the paper, we focus on using the Epoc helmet for controlling two games, which we created in the Unity game engine. In the first game "Ball and Mind" the player's task is to navigate a ball from start to finish through a maze. The second game, "Objector of Mind“, is focused on avoiding obstacles with an Epoc helmet. The player controls a cube and he has to avoid obstacles that come to him with a gap.