Masters Edition II

Musician

Cumulative upkeep {1}
{T}: Put a music counter on target creature. If it doesn't have "At the beginning of your upkeep, destroy this creature unless you pay {1} for each music counter on it," it gains that ability.

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
{T}: Put a music counter on target creature. If it doesn't have "At the beginning of your upkeep, destroy this creature unless you pay {1} for each music counter on it," it gains that ability.

Ice Age

Cumulative Upkeep: o1
oc
T: Put a music counter on target creature. During that creature's controller's upkeep, he or she pays o1 for each music counter on the creature, or destroy the creature.