It is incredibly satisfying to see the damage numbers of your favorite troop increase, knowing it will hit the enemy tower slightly harder.

This article details exactly why base leveling is critical and how a single level difference completely alters specific troop interactions.
Hitpoints and Damage Breakpoints
However, if your Princess tower is only level 10, it will deal slightly less damage per shot, requiring FOUR shots to kill that same level 11 Goblin.

This invisible tax applies to every single swarm unit the opponent plays; your towers simply cannot clear them fast enough to prevent damage.
That is equivalent to a free Fireball’s worth of health.This completely ruins enemy ‘Bait’ and ‘Swarm’ strategies.Donating is the fastest way to earn the Account XP required to level up your King Tower. Winning Before the Match Begins
When the match loads and the opponent sees that your towers are level 14 while theirs are level 13, they immediately know they are fighting an uphill battle.

You know that your towers can absorb a few extra hits from a stray Miner or a predictive Fireball without crumbling.
How to Level Up BaseEfficiencyUpgrading Cards from Lv 1 to Lv 5Extremely High; costs almost no gold and provides a solid chunk of base XPDonating Rare Cards to ClanmatesMaximum Efficiency; provides you with both Gold AND massive Account XP simultaneously The Invisible Shield
It should be an active goal; you should be constantly calculating the fastest, cheapest way to acquire the experience points needed for the next level.

Reinforce your walls, upgrade your base, and give your troops the sturdy fortress they deserve.

If you want to learn more on tower rush look into our web page.