Welcome to my Trundle build, at the beginning should be with him or from some passive play and mel herras.
Going from the black hatchet, we go really, with some even as it creates Uebing jax without problems to overcome in the 1 vs 1st.

''I've learned a thing or two about pain! Let me show you.''

- Trundle

Rabid Bite :
Trundle bites his opponent instead of attacking for his next standard attack, dealing physical damage.
This attack increases Trundle's attack damage for 8 seconds, with his opponent losing half of this amount.

Cooldown: 4 seconds
Cost: Cost: 40 Mana
Physical Damage: Physical Damage: 30 / 45 / 60 / 75 / 90 (+0.8/0.9/1.0/1.1/1.2 per Attack Damage)
Bonus Attack Damage: 20 / 25 / 30 / 35 / 40

Contaminate :
Trundle infects a target location with his curse for 8 seconds, gaining attack speed, movement speed, and crowd control reduction while on it.

Cooldown: 15 seconds
Cost: 60 Mana
Movement Speed: 20 / 25 / 30 / 35 / 40 %
Attack Speed: 20 / 30 / 40 / 50 / 60 %
Crowd Control Reduction: 20 / 25 / 30 / 35 / 40 %

Pillar of Filth :
Trundle creates a plagued beacon at a target location, which becomes impassable terrain and slows all nearby enemy units.


Cooldown: 23 / 20 / 17 / 14 / 11 seconds
Cost: 60 Mana
Slow: 25 / 30 / 35 / 40 / 45 %

Agony :
Trundle immediately steals his target's health and a percentage of their armor and magic resistance. Over the next 6 seconds the amount of health, armor, and magic resistance stolen is doubled.

Cost: 75 Mana
Cooldown: 80 / 70 / 60 seconds
Health Stolen (Magic Damage): 100 / 175 / 250 (+0.6 per Ability Power)
Armor & Magic Resist Stolen: 15 / 20 / 25 %

Decompose : (passive)
Whenever an enemy unit near Trundle dies, he heals for a percent of their maximum health.

Heals: 2% (lvl 1) / 3% (lvl 5) / 4% (lvl 9) / 5% (lvl 12) / 6% (lvl 15)