S-Force Professor DiGamma Each of your opponent's monsters in the same column as one of your "S-Force" monsters cannot change its battle position. If this card is Normal or Special Summoned: You can target 1 face-up monster your opponent controls; change its battle position. You can only use this effect of "S-Force Professor DiGamma" once per turn. 1000 1500 Psychic DARK Effect Monster 3 effect