Uria, Lord of Searing Flames (UTR) [SOI-EN001] Ultimate Rare 127 by Tributing 1 Thunder Effect

by Tributing 1 Thunder Effect non-Fusion Monster (in which case you do not use "Polymerization")

you can select 1 Level 1 Tuner Monster in your Graveyard

If this card is Special Summoned: You can Set 1 "Sea Stealth Attack" directly from your Deck

but negate its effects

Uria, Lord of Searing Flames (UTR) [SOI-EN001] Ultimate Rare 127 by Tributing 1 Thunder EffectSet: Shadow of Infinity Card type: Effect Monster Rarity: Ultimate Rare Attack: 0 Defense: 0 This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by sending 3 face up Trap Cards from your side of the field to the Graveyard. Increase the ATK of this card by 1000 points for each Continuous Trap Card in your Graveyard. Once per turn, you can destroy 1 Set Spell or Trap Card on your opponent''s side of the field. Spell