Tip
Rammus does not pose much of a threat 1vs1, but it can get dangerous if he calls his allies due to his CC skills. Deal damage with Lay Waste [Q] before when Rammus charges in with Powerball (Q).
Karthus vs Rammus

Rammus does not pose much of a threat 1vs1, but it can get dangerous if he calls his allies due to his CC skills. Deal damage with Lay Waste [Q] before when Rammus charges in with Powerball (Q).