Uro, Titan of Nature's Wrath [Secret Lair Drop Series] Son Goku Premium creatures get +1/+1

Premium creatures get +1/+1

or Special Summoned during the turn a Thunder monster's effect was activated in the hand

so it shall be

except the token isn't legendary if equipped creature is legendary

and cannot be Special Summoned by other ways

Uro, Titan of Nature's Wrath [Secret Lair Drop Series] Son Goku Premium creatures get +1/+1Set: Secret Lair Drop Series Type: Legendary Creature Elder Giant Rarity: Mythic Cost: {1}{G}{U} When Uro enters the battlefield, sacrifice it unless it escaped. Whenever Uro enters the battlefield or attacks, you gain 3 life and draw a card, then you may put a land card from your hand onto the battlefield. Escape{G}{G}{U}{U}, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)