Oxruis, the Greedy Aristocrat

Collective
{w}{u}: Until the end of turn target creature's abilities cost X more to activate, where X is the number of abilities on Oxruis.
{1}{w}{u}: The next time target creature would activate an ability, it's controller may pay X where X is the number of abilities on Oxruis. If they do not, copy that ability and choose new targets for the copy.