Finally we got the real effects with the real artwork.
LC05-EN001 Nordic Serpent Jörmungardr
Level 8 DARK Dragon-Type Effect
ATK 3000
DEF 3000
Cannot be Normal Summoned/Set. If there is a “Aesir” monster on the field, you can Special Summon this card (from your hand) to your opponent’s side of the field in Defense Position. If there is no face-up “Aesir” monster on the field, destroy this card. If this face-up Defense Position card you control is changed to face-up Attack Position: You take 3000 damage. This effect can only be used once while this card is face-up on the field.
LC05-EN002 Nordic Wolf Fenrir
Level 10 DARK Dragon-Beast Effect
ATK 4000
DEF 4000
Cannot be Normal Summoned/Set. During your Main Phase 2, if there is a “Aesir” monster on the field, you can Special Summon this card (from your hand) to your opponent’s side of the field in Defense Position. If there is no face-up “Aesir” monster on the field, destroy this card. At the start of your Battle Phase: Change all Defense Position monsters you control to face-up Attack Position. Both players take all battle damage from battles involving this card.
Source: http://www.ygorganization.com/lc05-promos
LC05-EN001 Nordic Serpent Jörmungardr
Level 8 DARK Dragon-Type Effect
ATK 3000
DEF 3000
Cannot be Normal Summoned/Set. If there is a “Aesir” monster on the field, you can Special Summon this card (from your hand) to your opponent’s side of the field in Defense Position. If there is no face-up “Aesir” monster on the field, destroy this card. If this face-up Defense Position card you control is changed to face-up Attack Position: You take 3000 damage. This effect can only be used once while this card is face-up on the field.
LC05-EN002 Nordic Wolf Fenrir
Level 10 DARK Dragon-Beast Effect
ATK 4000
DEF 4000
Cannot be Normal Summoned/Set. During your Main Phase 2, if there is a “Aesir” monster on the field, you can Special Summon this card (from your hand) to your opponent’s side of the field in Defense Position. If there is no face-up “Aesir” monster on the field, destroy this card. At the start of your Battle Phase: Change all Defense Position monsters you control to face-up Attack Position. Both players take all battle damage from battles involving this card.
Source: http://www.ygorganization.com/lc05-promos