Assault Lion
Thoroughbred Elf
Power Connection

Assault Lion

In the manga it was the ace card of Ted Banias, a Card Professor who used a Beastdown style Deck. It’s a Level 7 monster with 2600 ATK and 2500 DEF with no special effects in the manga.

Thoroughbred Elf

It was a Level 4 monster with 1800 ATK and 1500 DEF with no special effects, and was part of Gekko’s Elf & Equip Spell Deck.

Power Connection

It was a Spell Card in the manga that for a turn granted monsters on the (player’s) field 500 ATK for every other monster of the same Type.

Source: Official Website