Since anyone affected is not in control of their Slippery Advantage, this imposes a DX-5 roll each second to any attempt to hang on to things, stand up or stay standing. It also has the usual benefits.

Affliction [42] 
    Advantage [+140%] 
        Slippery 5 [14] 
            Cosmic (Works through gloves and boots) [+50%] 
            Magical [-10%] 
    Fixed Duration [+0%] 
    Area Effect (2 yard radius) [+50%] 
    Persistent [+40%] 
    Malediction (Speed/Range Table) [+150%] 
    Based on Activation Roll [+5%] 
    Reduced Duration (1/60) [-35%] 
        Applies to affliction duration 
    Magical [-10%] 
    Spell Components [-20%] 
        Must say "fumble" in Latin 
        Must gesture with hands 
Level 2 [49] 
    Add Extended Duration (x3) [+20%] 
        Applies to Persistent 
    Increase Area Effect by 1 step [+50%] 
Levels 3-5 [56/63/70] 
    Increase Extended Duration by 1 step [+20%] 
    Increase Area Effect by 1 step [+50%] 
Levels 6-7 [72/74] 
    Increase Extended Duration by 1 step [+20%]