You can discard this card; add 2 Level 4 LIGHT Thunder-Type monster of the same name with 1600 or less ATK from your Deck to your hand. You can only use the effect of "Thunder Sea Horse" once per turn. You cannot Special Summon during the turn you activate this effect.
Near Mint / Lightly Played Unlimited - $8.00
Moderately Played Unlimited - $7.50
Heavily Played Unlimited - $6.00
Damaged Unlimited - $5.00
Near Mint / Lightly Played 1st Edition - $9.00
Moderately Played 1st Edition - $8.00
Heavily Played 1st Edition - $6.50
Damaged 1st Edition - $5.50