While dice are standard, some players use dedicated tools or apps
However, while Lightning Greaves has the advantage of no equip cost, it grants shroud, which stops you from targeting the equipped creature - which can be annoying in Commander decks built around buff spells or just running a lot of equipment cards
Felidar Guardian is a 4 mana 1/4 which flickers another permanent when it enters the battlefield
So yes, Etali, Primal Conqueror is an extremely good pay off in the command zone for decks that win with Food Chain, if you can keep casting a creature such as Squee, the Immortal from exile to generate 10 million mana or something
Many more black sources and my mana base gets substantially worse and rather more painful too
It takes a bit of repetition to nab every last card, since the Booster Pack contents are obviously random, but at least it's no longer a case of "Gotta buy 'em all!" It won't get the recognition of the mainline Pokmon games or even those Mystery Dungeon curiosities