pokemon psychic energy card Telepathic As long as this is attached to a Pokémon, it provides 🟣 Energy. When you attach this card from your hand to a 🟣 Pokémon, search your deck Basic Psychic Energy Psychic Energy | EX Holon

6 Mew Ex A Cute Copycat Mew ex has multiple different versions that are all rarer than the last

4 Rockets Entei Ex (Ultra Rare) $319.50 Catching Fire This dazzling Rocket's Entei easily earns a spot among Entei's most expensive cards, as this Pokemon is the most valuable Legendary Pokemon in Team Rocket Returns

In Vito, Thorn of the Dusk Rose, we have the ability of Sanguine Bond, an enchantment that is also included in this deck

My best guess is that they were having issues balancing other things and were using this card as the one with the most flexibility

A close second favorite is the T promos

Doctor's companion (You can have two commanders if the other is the Doctor.) The Doctor's companion ability allows you to have two commanders if one has the ability and the other is a legendary creature that is a Time Lord Doctor and has no other creature types