Football is no doubt a game of emotion.

And when that emotion is not controlled, it can cause havoc.

The Greek top-flight witnessed drama on Sunday in the match between PAOK Salonika and AEK Athens after PAOK's president invaded the pitch with a gun forcing the match to be abandoned.

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Ivan Savvidis tried to confront the referee with a gun in a hip holster after his side had an 89th-minute goal ruled offside with the score 0-0.

The match was abandoned two hours later, but players of AEK players have since left the pitch in fear, and never came back.

A furious Savvidis asked his team to leave the pitch following the offside decision then marched towards the referee before being pulled back by bodyguards.

PAOK are third in the Greek top flight and could have moved within two points of leaders AEK with a win.

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