Yazim's Small Conjuration of Mystic Marbles

Yazim's Small Conjuration of Mystic Marbles level 2 range = 60' area 10x10

14,400 marbles appear on the ground. If floor is smooth, the slipping is fierce; need a 20 to save each rd, modified by dex. The area spreads by 10' and saves improve by +4 each round. If the floor is smooth and slanted, the marbles all roll. Lasts 1r/level.