Grendel, Spawn of Knull
Legendary Creature — Symbiote Dragon Villain
Flying (This creature can't be blocked except by creatures with flying or reach.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
- CMC
- 4
- Mana cost
- Color identity
- B
- Rarity
- uncommon
- Set
- Marvel's Spider-Man Eternal
- Price
- $0.46
- EDHREC rank
- #16713
Grendel, Spawn of Knull lands as a massive threat that also generates Symbiote tokens, giving you board presence and a built-in synergy engine the moment it enters. The cost is steep, but Venom, Deadly Devourer decks are already built to exploit exactly this kind of token-generating, Symbiote-stacking payoff.
Best Commanders
Commanders with the highest synergy

Venom, Deadly Devourer
Venom, Deadly Devourer's engine runs on Symbiote tokens, and Grendel, Spawn of Knull feeds that engine directly — every token Grendel generates is fuel for Venom's lethal poison counters, making Grendel one of the cleaner includes at its slot.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | not legal |
| pioneer | not legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
Grendel, Spawn of Knull is legal in Commander, Legacy, Vintage, and Oathbreaker, but Commander is where it actually belongs — the Symbiote token synergy is a multiplayer value play, not a tool for 60-card efficiency. Legacy and Vintage are theoretically open, but no competitive shell there wants a slow, expensive creature when faster threats exist. Oathbreaker is a real secondary home if your signature spell supports the token plan.
Key Combos
Combo lines featuring this card
Price Context
Current price
$0.46 bulk tier
At $0.46, Grendel, Spawn of Knull is bulk — easy to pick up without thinking twice. It's a Marvel crossover card with a narrow home, so don't expect the price to move unless Venom, Deadly Devourer strategies spike in popularity.
Explore
Sources
Mentioned
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.