Grim Arbiter

Odyssey Type

, also known as Reaper Chomper, is a fusion plant.

Combat Stats

Damage

* 1800 (Doom explosion)

Attack Speed

30 Seconds

Range

1 Tile in Front (Chomp)

Target

Hybrid

Toughness

300

Details

does not target zombies, but can be manually clicked every 30 seconds to cause a explosion and a craterless explosion on the tile directly ahead. Plants in front of the (excluding s and drones) are destroyed with a 50% chance to drop their seed packet. If the plant is cursed from a zombie such as or , the drop is guaranteed and the curse caster loses 15% of their max Toughness.

can be used to instantly arm .

Pros

Steady damage output — * 1800 (Doom explosion) per every 30 Seconds provides consistent lane pressure without situational conditions.
Good range — over a range of 1 Tile in Front (Chomp) coverage keeps zombies engaged from an early, safe distance.
Fusion balance — Inherits complementary traits from both parent plants for a well-rounded attack profile.

Cons

Lacks specialization — No standout mechanic gives it an edge in the scenarios where specialist fusions shine.
Needs support — 300 toughness requires at least one tanky plant in front to stay healthy.
Mid-range ceiling — Competitive with common threats but outclassed by premium fusions in endgame content.

1 Put Grim Arbiter in the lane with the most consistent zombie traffic each level — its attack cycle needs continuous activation to stay efficient.

2 A wall plant directly in front of Grim Arbiter in the same row keeps it firing from a protected position for multiple waves.

3 Review any Lumos level bonuses active in your current run — bonus damage types may amplify Grim Arbiter's output significantly.

4 Have a spare copy of Grim Arbiter's recipe ready to replant mid-wave if it falls during a particularly heavy push.

What kind of fusion is Grim Arbiter?

Grim Arbiter is categorized as a Odyssey fusion in Plants vs Zombies Fusion. Odyssey fusions are crafted specifically for Odyssey mode and offer enhanced performance calibrated to the higher difficulty those stages present.

How much does Grim Arbiter cost to plant?

Grim Arbiter does not carry a standard sun planting cost. It is unlocked and deployed through Odyssey-specific progression mechanics.

What zombies does Grim Arbiter target?

Grim Arbiter is effective against Hybrid zombies. Knowing this lets you pre-assign it to the lane or row where those zombie types are most frequent for optimal impact.

How does Grim Arbiter compare to other Odyssey fusions?

Among Odyssey fusions, Grim Arbiter distinguishes itself through its * 1800 (Doom explosion) damage output, 300 toughness, and over a range of 1 Tile in Front (Chomp) attack range. These stats make it a solid mid-tier or higher option within its fusion category, especially when supported by complementary plants.