Partly updated for Enshrouded 1.0— 1.0: the unlock cost; the rest is pre-1.0 wiki data

Multi Shot Trigger
ALL arrows, including special arrows, can trigger "Multi Shot". The special Multi Shot projectiles will subtract from your stack of ammunition.
Where Multi Shot Trigger sits on the 1.0 tree
In the Ranger area. The cheapest way in from a starting point buys 9 nodes for 19 points, this one included (one rank each).
- 1Dexterity1p
- 2Marksman1p
- 3Counter Battery1p
- 4Skill Shot1p
- 5Bow Specialization3p
- 6Ranger2p
- 7Multi Shot4p
- 8Multi Shot Spread3p
- 9Multi Shot Trigger3p
Linked toMulti Shot Spread
Builds that use Multi Shot Trigger
1 preset build tagged MULTI_SHOT_TRIGGER — defining picks first, then ranked by tier (S → A → B).
Related Ranger skills
Same archetype — likely candidates to slot next to Multi Shot Trigger in a build.
Airborne1pValues in the 1.0 files: 12% per rank, 3 ranks.
Arachnoid1pValues in the 1.0 files: 20% per rank, 3 ranks.
Backstab Mastery1pValues in the 1.0 files: 20% per rank, 3 ranks.
Blessed Arrows1pValues in the 1.0 files: 8 per rank, 3 ranks.
Counter Battery1pValues in the 1.0 files: 8% per rank, 3 ranks.
Dexterity1pIncreases your Dexterity attribute by 1 Increases Bow and Dagger damage by 5% per Attribute Point
Eagles Bane1pDamage against flying enemies increased by 30%.
Endurance1pIncreases your Endurance attribute by 1 Increases Stamina by 10 per Attribute Point
Sources: game files 1.0 + Keen Games 1.0 patch notes (changelog, combat changes) for the unlock cost; enshrouded.wiki.gg (pre-1.0) for the description and effects.