troops ability

Hey everyone I had a thought in my mind which I would like to share.
Like heroes troops should have some abilities.
All troops will receive ability after upgrading to lvl 3

Barbarians:- gain 1% defence for every 2 barbarians on the field (10% max)

Archers:- gain 1% damage boost for every 2nd archer attacking the same target.(10%max).

Goblins:- gain 1% speed boost for every 2nd goblin on the field.(15%max)

Giants:- gain 20% resistance against traps(Tesla trap included).

Wall breakers:- gain 30% damage resistance if there are 2 or more wall breakers on the field..

Balloons:- 5% boost in speed .

Wizards:- 10% increased blast radius.

Healer:- 10% defence boost.

Dragon:- 10% increase in fire breath reach.

Pekka:- 10% defence boost against Tesla trap.

Minions:- 1% DPS ( fire rate) boost for every 2nd minion on the field 15% max.

Hog riders:- 2% damage boost for every 2nd hog on the field. 20% max.

Valkyrie- ??? (No ideas)

Witch- 1extra skeleton spawned every time and incresed the maximum numbersof skeletons that can be spawned.

Golem:-??? ( no ideas)

The bonus will increase upon leveling troops.

Thank you for reading this.
Please give some thoughts on this.