Firestorm vs Assassin Lionheart 20 Servings Comparison
See a side-by-side comparison of ingredients, stats, and community sentiment.
Firestorm by Global Supremacy is an extreme-level pre-workout featuring 350mg of caffeine and exotic stimulants, whereas Assassin Lionheart by Apollon Nutrition is an intermediate-level formula with 313mg of caffeine and no exotic stimulants.
Go with Firestorm if...
- •You are an experienced user seeking intense energy and exotic stimulants like DMHA and DMAA
- •You prioritize high-intensity euphoria and a fast-acting stimulant profile
- •You prefer a product with a higher volume of community discussion and feedback
Go with Assassin Lionheart 20 Servings if...
- •You prefer a more controlled, intermediate-level stimulant experience
- •You want to avoid exotic stimulants in your pre-workout
- •You prefer a formula from a well-established brand like Apollon Nutrition

Firestorm
global supremacy
Assassin Lionheart 20 Servings
apollon nutrition
Firestorm
Assassin Lionheart 20 Servings
Where to Buy Firestorm
NutriCartel
Get 15% off your order
Ruesco
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Where to Buy Assassin Lionheart 20 Servings
Cross The Limits
Cross The Limits
Ruesco
Assassin Lionheart 20 Servings
apollon nutrition
View Details →Where to Buy Firestorm
NutriCartel
Get 15% off your order
Ruesco
Cross The Limits
Where to Buy Assassin Lionheart 20 Servings
Cross The Limits
Cross The Limits
Ruesco
Ingredient Label
Ingredient Label
Pros
- Firestorm delivers intense euphoria, energy, and a fast come-up, with some users experiencing significant performance boosts.
- It is highly recommended for individuals who specifically seek pre-workouts containing DMHA and DMAA.
- Many users find it to be a very strong and effective stimulant, even at low doses.
Cons
- A drawback of Firestorm is that some users report a 'dirty stimulation' feeling, characterized by a mentally high sensation, strong adrenaline, but poor dopamine effects, potentially due to ingredients like DMAA.
- Some individuals experience unpleasant side effects such as cold hands, runny nose, and tearing eyes, suggesting the presence of yohimbine-like compounds.
- Effects can be inconsistent, with some users reporting feeling absolutely nothing despite the strong ingredient profile.
- Experienced users accustomed to other high-potency pre-workouts may feel that something is missing or that a full 10-gram serving is necessary to achieve desired effects.
No pros/cons analysis available
Comparison Summary
Firestorm is an extreme, exotic-stimulant-heavy pre-workout, while Assassin Lionheart 20 Servings offers a potent but more standard intermediate stimulant profile. Firestorm is designed for thrill-seeking, experienced stimulant users, whereas Assassin Lionheart 20 Servings is better suited for those who want high energy without the inclusion of exotic compounds.
Key Differences:
- Exotic Stimulants: Firestorm (Yes) vs Assassin Lionheart 20 Servings (No)
- Product Intensity Level: Firestorm (Extreme) vs Assassin Lionheart 20 Servings (Intermediate)
- Caffeine Content: Firestorm (350 mg) vs Assassin Lionheart 20 Servings (313 mg)
Key Similarities:
- High Stimulant Focus: Both products are designed as high-stimulant pre-workouts intended to provide significant energy boosts for training.
- User Sentiment: Both products have high user sentiment.