Sol Rings

Whenever a player plays or casts a card, if a card
that shares the exact same mana cost
(including color) is on the battlefield or in a
graveyard, gain a spite counter.
{t}: Add {c}{c} to your mana pool.
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"Always two there are." -Puppet from a random
movie that was originally meant to be acted by a trained monkey in a cloak and cane.