Chaemi, Selesnyan Arcanist

Partner with Gomoru, Conclave Animus
This spell cost {1} less to cast for each land you
control with a jewel counter on it.
When an opponent casts a spell, you may put a
jewel counter on a land you control unless that
player pays {1}.
{t}: Remove a jewel counter from a land you
control: Add {c}{c}.