Speed Duel: Streets of Battle City

During your Main Phase, you can Tribute Summon 1 Spellcaster monster in face-up Attack Position, in addition to your Normal Summon/Set. (You can only gain this effect once per turn.) If this card is sent from the field to the GY: You can add 1 Spellcaster Normal Monster from your Deck or GY to your hand. You can only use this effect of "Legion the Fiend Jester" once per turn.

Legion the Fiend Jester

Structure Deck: Cyberse Link

You can only control 1 "Jester Confit". You can Special Summon this card (from your hand) in Attack Position. If Summoned this way, during your opponent's next End Phase: Target 1 face-up monster your opponent controls; return both that target and this face-up card to the hand.

Jester Confit

Duel Terminal 4

While this card is the only monster on the field, it gains 1000 ATK for each card in the Spell & Trap Card Zones.