Jace, The Child Savant

Childlike charm: When Jace the Child Savant
enters the battlefield, all creatures under
control of other players get -2/-0, while all
creatures under the control of the caster
gain vigilance
Diaperkinesis: {1}{t}, put a -0/-1 nausea counter
on target creature as Jace the Child Savant uses
the power of his mind to hit it with a dirty
diaper