Cycling is a very simple mechanic that smooths gameplay, so WotC uses it frequently every 5-6 sets or so, even on just a few cards
This means you've spent the required ink and placed them on the table face-up - it doesn't generally refer to cards in your hand or discard pile
The Ozolith is the standard: each time one of your creatures leaves the battlefield, The Ozolith stores all of that creatures counters
5 Madame Null, Power Broker Legendary Creature Madame Null, Power Broker is a three-mana 1/3 legendary creature with deathtouch, but more importantly, whenever a creature you control enters, you may pay life equal to its power to place that many +1/+1 tokens on it
For example, if a permanent with a finality counter on it would be put into its owner's hand from the battlefield, it does so normally