code/game/objects/items/tcg/tcg_machines.dm 
| /obj/machinery/trading_card_button | A button that generates a player manipulable bar of icons, in this case a mana bar. |
|---|---|
| /obj/effect/trading_card_panel | A display panel that renders a set of icons (in this case mana crystals), this is generated by /obj/machinery/trading_card_button and can be manipulated by the button which generates it. |
| /obj/effect/trading_card_panel/health | A variant of the display panel for life shards, this one is set up to display two columns. |