Change

As additional cost to cast this spell, pay Y and Z
of any mana. Put X charge counters on Change.
Remove a charge counter from Change: next
time a player casts a spell, change Y target words
on it to "target", "each", "you", "opponent" or
"player".
Remove Z charge counters from Change: next
time a player casts a spell change target word on
it to a word with Z letters.