Symbiotic Wurm [Onslaught] 164 based on the number of

based on the number of "Crystal Beast" monsters in your Spell & Trap Card Zone

Set: Shadows in Valhalla Card type: Normal Spell Rarity: Super Rare Fusion Summon 1 Fusion Monster from your Extra Deck

relying on timing and precision rather than brute force

Set: Duel Terminal 6 Card type: Effect Monster Rarity: Common Attack: 1700 Defense: 1600 You can Special Summon this card (from your hand) by discarding 1 Level 5 or higher DARK monster

These effects last until the End Phase

Symbiotic Wurm [Onslaught] 164 based on the number ofSet: Onslaught Type: Creature Wurm Rarity: Rare Cost: {5}{G}{G}{G} When Symbiotic Wurm dies, create seven 1 1 green Insect creature tokens. The insects keep the wurm's hide free from parasites. In return, the wurm doesn't eat the insects.