This game can not control?? 

Please You try it at the following link.

Key Controls(Game pad is available)
Please click on bottom gray bar for enable keycontrol when not focus game frame. 

Posi key = Z key or . key
Nega key = X key or , key

Select Card(Trap).

Put Traps and Capsule.

Find The Capsule from Screum fields that other players.

Development log