Musician is a rare Creature — Human Wizard card from Ice Age (ICE), collector number 85. Current market price: $1.13, TCGplayer market prices via Scryfall.
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.