Of the two, Jasper gets the standout emerald card, standing head and shoulders - literally - above his criminal companion
To give perspective, one of the stronger attacker in the game at the time, Hitmonchan, was able to deal 20 or 40 damage max at a cost of three Energy, thus taking several turns to KO Chansey and Charizard
This one also costs 4 mana which is something Bello can use to aggravate your opponents with
Valgavoth, Terror Eater may be a bust competitively, but its a real gem in Commander
Mantyke [Reverse Holo] #55 Pokemon Diamond & Pearl Keep track of your collection value over time
This is exactly what makes it so unique