As a result of not only relying on luck (a factor that tends to upset cheating opponents who are pretending to be psychic -- yes, there's more than one), but choosing high-risk, high-reward situations, Joey's deck insults his opponents as well
A few cards I think will be excellent choices for triggering Kalemne are Baneslayer Angel, Wurmcoil Engine and Molten Primordial
Alternatively, if you are interested in which Souichirou Gunjima cards are gaining value, view the trending cards guide
In trying to maintain the volumes, energy and attention, theres a real risk of getting that burn-out hobby fatigue too
Unfortunately, you can only activate Junk Tokens at Sorcery speed, but the chances of Impulse drawing a card you cant play on an opponents turn is more likely than on yours, so, aside from players trying to remove Junk Tokens and you being unable to respond, this probably is not the biggest issue
It has one attack, Dark Prism, which deals 80 damage and it requires three energy in total: two darkness-type energy and one more energy of any other type