It’s either from WJ or VJ. We don’t know if there’s going to be more.
The Phantom Knights of Silent Boots
1. If you control a face-up “The Phantom Knights” monster, you can Special Summon this card(from your hand). You can only Special Summon 1 “The Phantom Knights of Silent Boots” this way per turn.
2. You can Banish this card from your Graveyard; Add one “The Phantom” Spell or Trap Card from your Deck to your hand. You can only use this effect of “The Phantom Knights of Silent Boots” once per turn.