Sangvu, God of Malformation

{1}{c}{c}:Target creature becomes a 5/4 colorless illusion until end of turn. It loses all abilities and
other creature types.
{c}{c}{c}{c}: Target creature gains cumulative
upkeep {4} (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.)
"Though my appearance may differ, my presence
remains constant, mortal"